Pinch · every record book

Thumb Blaster 1 5/8"

Every record and contest lift for the Thumb Blaster 1 5/8" from every body we track, side by side. Each entry carries its owner's badge and a footnote to the owner's own records.

Records from: GSIUnofficial

Contests: 5; 46 counting each venue
Athletes: 602
Lifts: 784
First contested: Sep 6, 2025
Last contested: Oct 24, 2026

A contest held at several venues on one day counts once. A record that repeats a contest lift counts as one lift.

Top lifts

Each athlete's best lift, any class or division, across every source.

Men

1stUnofficial
67.7 kg149.3 lb
Ross Boyle
120k+ · England
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Burscough venue · 3rd of 275 men overall
2ndUnofficial
64.75 kg142.7 lb
Harri Tolonen
120k · Finland
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Hyvinkää venue · 7th of 275 men overall
3rdUnofficial
63.4 kg139.8 lb
Andy Gagnon
120k+ · Canada
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Ottawa venue · 1st of 275 men overall (King Kong of Grip)

Women

1stGSI
38.8 kg85.5 lb
Emma Hunt
84k · England
International King Kong Grip Challenge · 2025
2ndGSI
38.65 kg85.2 lb
Sarah Chappelow
100k+ · USA
International King Kong Grip Challenge · Oct 25, 2025
3rdUnofficial
37.3 kg82.2 lb
Jenn Tibbenham
100k+
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Kent venue · 1st of 63 women overall (Queen Kong of Grip)

Contest history

Every contest that featured the Thumb Blaster 1 5/8", newest first, with how many athletes lifted it and who won.

ContestDateAthletesMen's winnerWomen's winner

International King Kong Grip ChallengeUnofficial
42 venues
Ottawa, Wyalusing, Burscough, Coram, Hyvinkää, Justin, Luumaki, New Castle, Sydney, Arendal, Woodbury, Fredrikstad, Spokane, Black River Falls, Fredericton, Munich, Hamburg, Sumy, Troy, Bethesda, Greenville, Pilot Butte, Pocatello, Redmond, Kent, Iisalmi, Albuquerque, Thousand Oaks, Manassas, Fresno, Barre, Järvenpää, Lecompton, Boulder, Canberra, Calgary, Santiago, Kingwood, Darwin, Vancouver, Boise, Örebro
Oct 24, 2026 · 358 athletes
358
Men 67.7 kg149.3 lb Ross Boyle
Women 37.5 kg82.7 lb Emma Hunt
Ranking Chile Grip IGSI
Apr 25, 2026 · 10 athletes
10
Men 38.1 kg84.0 lb Sergio Aguayo
Women 15.6 kg34.4 lb Valentina Torres
Atlas Grip GamesGSI
Feb 7, 2026 · 21 athletes
21
Men 60.0 kg132.3 lb Saku Korhonen
Women 31.25 kg68.9 lb Marja Laari
International King Kong Grip ChallengeGSI
Oct 25, 2025 · 386 athletes
386
Men 64.0 kg141.1 lb Ross Boyle
Women 38.8 kg85.5 lb Emma Hunt
Doctores Grip Battle 2GSI
Sep 6, 2025 · 9 athletes
9
Men 39.9 kg88.0 lb Daniel Iglesias
Women 20.4 kg45.0 lb Valentina Bravo

Records

Grip Sport International

GSI2 recordsGSI event page →

Men · All-time · 120k+
64.0 kg141.1 lb
Ross Boyle · England
International King Kong Grip Challenge · 2025GSI^[1]
Women · All-time · 84k
38.8 kg85.5 lb
Emma Hunt · England
International King Kong Grip Challenge · 2025GSI^[1]

Best by weight class

The heaviest open-division lift in each class across every source. Each body uses its own class limits, so classes are shown as that body writes them. Pick a class to see its full ranking.

Top lifts

SourceAll sources GSI Unofficial

TypeAll Records Top lifts

GenderAll Men Women

ClassAll 47k 52k 57k 59k 63k 66k 72k 74k 83k 84k 84k+93k 100k 100k+105k 120k 120k+

DivisionOpen + all Masters 50-59 Masters 50+Masters 60-69 Masters 65+Masters 70-79 Youth 7 and under Youth 8-10 Youth 10 and Under Youth 11-13 Youth 14-15 Youth 16-17

ShowBest per athlete Every lift

OrderHeaviest first Newest first

Units

ResultAthleteClassContestOwner

32.2 kg71.0 lb
Dino Liang
Men · 120k
International King Kong Grip Challenge · Oct 25, 2025
GSI^[1]
32.2 kg71.0 lb
Eric Seager
Men · 83k
International King Kong Grip Challenge · Oct 25, 2025
GSI^[1]
32.12 kg70.8 lb
Fabian Kaltenegger
Men · 93k
International King Kong Grip Challenge · Oct 25, 2025
GSI^[1]
32.1 kg70.8 lb
Jonathan BarriosChile
Men · 120k
Ranking Chile Grip I · Apr 25, 2026
GSI^[1]
32.1 kg70.8 lb
Manuel RebolledoChile
Men · 120k
Ranking Chile Grip I · Apr 25, 2026
GSI^[1]
32.0 kg70.5 lb
Kevin Maassen
Men · 83k
International King Kong Grip Challenge · Oct 25, 2025
GSI^[1]
32.0 kg70.5 lb
Philipp Schinacher
Men · 93k
International King Kong Grip Challenge · Oct 25, 2025
GSI^[1]
32.0 kg70.5 lb
Preuss Raffael
Men · 105k
International King Kong Grip Challenge · Oct 25, 2025
GSI^[1]
32.0 kg70.5 lb
Richard Gensch
Men · 120k
International King Kong Grip Challenge · Oct 25, 2025
GSI^[1]
32.0 kg70.5 lb
Heather MacDowall
Women · 84k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Redmond venue · 7th of 63 women overall
Unofficial^[2]
32.0 kg70.5 lb
Joe D Peterson
Men · 74k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Woodbury venue · 215th of 275 men overall
Unofficial^[2]
31.98 kg70.5 lb
Jake Carter
Men · 74k
International King Kong Grip Challenge · Oct 25, 2025
GSI^[1]
31.91 kg70.3 lb
Kevin Corrigan
Men · 74k
International King Kong Grip Challenge · Oct 25, 2025
GSI^[1]
31.91 kg70.3 lb
Ben EdwardsUSA
Men · 93k, Masters 50+
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Lecompton venue · 234th of 275 men overall
Unofficial^[2]
31.9 kg70.3 lb
Adam WhitwillCanada
Men · 105k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Ottawa venue · 223rd of 275 men overall
Unofficial^[2]
31.9 kg70.3 lb
Corinne LalondeCanada
Women · 63k, Masters 50+
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Ottawa venue · 6th of 63 women overall
Unofficial^[2]
31.9 kg70.3 lb
Emina Alic
Women · 57k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Ottawa venue · 21st of 63 women overall
Unofficial^[2]
31.9 kg70.3 lb
Erik EmondCanada
Men · 66k, Masters 50+
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Ottawa venue · 247th of 275 men overall
Unofficial^[2]
31.9 kg70.3 lb
Kimberly Vaughan
Women · 72k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Ottawa venue · 28th of 63 women overall
Unofficial^[2]
31.8 kg70.1 lb
Michelle Fenner
Women · 100k+, Masters 50+
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Barre venue · 27th of 63 women overall
Unofficial^[2]
31.75 kg70.0 lb
Lewis SchillingUSA
Men · 83k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Boulder venue · 219th of 275 men overall
Unofficial^[2]
31.55 kg69.6 lb
Saija Kantola
Women · 100k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Hyvinkää venue · 12th of 63 women overall
Unofficial^[2]
31.5 kg69.4 lb
Dean RedzicAustralia
Men · 120k
International King Kong Grip Challenge · Oct 25, 2025
GSI^[1]
31.5 kg69.4 lb
Marc Wittrowski
Men · 120k+
International King Kong Grip Challenge · Oct 25, 2025
GSI^[1]
31.5 kg69.4 lb
Max-Linus Bönnighausen
Men · 120k
International King Kong Grip Challenge · Oct 25, 2025
GSI^[1]
31.5 kg69.4 lb
Chuck McFarland
Men · 83k, Masters 65+
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Redmond venue · 232nd of 275 men overall
Unofficial^[2]
31.4 kg69.2 lb
Stephen Myshrall
Men · 105k, Masters 50+
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Calgary venue · 249th of 275 men overall
Unofficial^[2]
31.35 kg69.1 lb
Marja LaariFinland
Women · 100k+, Masters 50-59
International King Kong Grip Challenge · Oct 25, 2025
GSI^[1]
31.35 kg69.1 lb
Paul Smith
Men · 83k
International King Kong Grip Challenge · Oct 25, 2025
GSI^[1]
31.32 kg69.0 lb
Tyler Robertson
Men · 120k
International King Kong Grip Challenge · Oct 25, 2025
GSI^[1]
31.3 kg69.0 lb
Laura Breakell
Women · 100k+
International King Kong Grip Challenge · Oct 25, 2025
GSI^[1]
31.28 kg69.0 lb
Ryan FennessyUSA
Men · 120k+
International King Kong Grip Challenge · Oct 25, 2025
GSI^[1]
31.28 kg69.0 lb
Grace Larson
Women · 100k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Pilot Butte venue · 16th of 63 women overall
Unofficial^[2]
31.28 kg69.0 lb
Hunter Duncan
Men · 74k, Youth 16-17
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Pilot Butte venue · 236th of 275 men overall
Unofficial^[2]
31.25 kg68.9 lb
Marja LaariFinland
Women · 100k+, Masters 50-59
Atlas Grip Games · Feb 7, 2026
GSI^[1]
31.25 kg68.9 lb
Russ KeithUSA
Men · 66k, Masters 50+
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Black River Falls venue · 262nd of 275 men overall
Unofficial^[2]
31.13 kg68.6 lb
Raimundo Olivares
Men · 105k
International King Kong Grip Challenge · Oct 25, 2025
GSI^[1]
31.1 kg68.6 lb
Andrew NguyenCanada
Men · 66k
International King Kong Grip Challenge · Oct 25, 2025
GSI^[1]
31.1 kg68.6 lb
Laurent Clement
Men · 105k
International King Kong Grip Challenge · Oct 25, 2025
GSI^[1]
31.1 kg68.6 lb
Sean HarrickeyCanada
Men · 93k
International King Kong Grip Challenge · Oct 25, 2025
GSI^[1]
31.05 kg68.5 lb
Stephen Harrisson
Men · 93k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Kent venue · 227th of 275 men overall
Unofficial^[2]
31.0 kg68.3 lb
Noam Louie-Cohen
Men · Youth 11-13
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Woodbury venue · Youth 11-13
Unofficial^[2]
30.65 kg67.6 lb
Jordan Guichot
Men · 105k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Boise venue · 248th of 275 men overall
Unofficial^[2]
30.64 kg67.5 lb
Jay Pirkl
Men · 105k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Darwin venue · 213th of 275 men overall
Unofficial^[2]
30.55 kg67.4 lb
Rachel McWilliams
Women · 100k
International King Kong Grip Challenge · Oct 25, 2025
GSI^[1]
30.44 kg67.1 lb
Alex Burakov
Men · 83k
International King Kong Grip Challenge · Oct 25, 2025
GSI^[1]
30.44 kg67.1 lb
Jeff Kryglik
Men · 105k
International King Kong Grip Challenge · Oct 25, 2025
GSI^[1]
30.44 kg67.1 lb
Scott Stalter
Men · 93k
International King Kong Grip Challenge · Oct 25, 2025
GSI^[1]
30.4 kg67.0 lb
Ethan Ferrie
Men · 74k, Youth 14-15
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Ottawa venue · 241st of 275 men overall
Unofficial^[2]
30.4 kg67.0 lb
Kathy Facey
Women · 100k, Masters 50+
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Ottawa venue · 24th of 63 women overall
Unofficial^[2]
30.4 kg67.0 lb
Logan BaillotCanada
Men · Youth 16-17
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Ottawa venue · Youth 16-17
Unofficial^[2]
30.4 kg67.0 lb
Ryan Moody
Men · 120k+
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Pocatello venue · 260th of 275 men overall
Unofficial^[2]
30.32 kg66.8 lb
Kenneth Viktora-Jones
Men · 93k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Troy venue · 238th of 275 men overall
Unofficial^[2]
30.2 kg66.6 lb
Andrew HodgeAustralia
Men · 120k+
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Canberra venue · 214th of 275 men overall
Unofficial^[2]
30.2 kg66.6 lb
Todd Lavis
Men · 120k+
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Canberra venue · 194th of 275 men overall
Unofficial^[2]
30.2 kg66.6 lb
Victor Baldwin
Men · 105k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Canberra venue · 242nd of 275 men overall
Unofficial^[2]
30.16 kg66.5 lb
Dave FennerUSA
Men · 120k+, Masters 50+
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Barre venue · 235th of 275 men overall
Unofficial^[2]
30.15 kg66.5 lb
Michelle Collins
Women · 72k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Calgary venue · 11th of 63 women overall
Unofficial^[2]
30.1 kg66.4 lb
Diego Dobbs
Men · 83k
Ranking Chile Grip I · Apr 25, 2026
GSI^[1]
30.07 kg66.3 lb
Kyle Hatton
Men · 74k
International King Kong Grip Challenge · Oct 25, 2025
GSI^[1]
30.07 kg66.3 lb
Menno Klunder
Men · 66k
International King Kong Grip Challenge · Oct 25, 2025
GSI^[1]
30.0 kg66.1 lb
Owen Abrahams
Men · 120k+, Youth 16-17
International King Kong Grip Challenge · Oct 25, 2025
GSI^[1]
30.0 kg66.1 lb
Laura Breakell
Women · 100k+
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Burscough venue · 13th of 63 women overall
Unofficial^[2]
30.0 kg66.1 lb
Martin White
Men · 93k, Masters 50+
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Burscough venue · 209th of 275 men overall
Unofficial^[2]
30.0 kg66.1 lb
Mason Castelvecci
Men · 83k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Black River Falls venue · 250th of 275 men overall
Unofficial^[2]
30.0 kg66.1 lb
Will Liebhert
Men · 83k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Black River Falls venue · 257th of 275 men overall
Unofficial^[2]
29.95 kg66.0 lb
Kendra Panko
Women · 100k+
International King Kong Grip Challenge · Oct 25, 2025
GSI^[1]
29.95 kg66.0 lb
Povilas Mačiulis
Men · 74k
International King Kong Grip Challenge · Oct 25, 2025
GSI^[1]
29.9 kg65.9 lb
Jose HernandezChile
Men · 93k
Doctores Grip Battle 2 · Sep 6, 2025
GSI^[1]
29.9 kg65.9 lb
Jeff deMolitorCanada
Men · 83k, Masters 50+
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Fredericton venue · 230th of 275 men overall
Unofficial^[2]
29.8 kg65.7 lb
Jari TaipaleFinland
Men · 66k
International King Kong Grip Challenge · Oct 25, 2025
GSI^[1]
29.71 kg65.5 lb
Lewis SchillingUSA
Men · 83k
International King Kong Grip Challenge · Oct 25, 2025
GSI^[1]
29.71 kg65.5 lb
Sanjiv GuptaUSA
Men · 105k, Masters 50-59
International King Kong Grip Challenge · Oct 25, 2025
GSI^[1]
29.6 kg65.3 lb
Adam WhitwillCanada
Men · 105k
International King Kong Grip Challenge · Oct 25, 2025
GSI^[1]
29.5 kg65.0 lb
Rachel McWilliams
Women · 100k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Redmond venue · 8th of 63 women overall
Unofficial^[2]
29.48 kg65.0 lb
Sanjiv GuptaUSA
Men · 105k, Masters 50+
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Boulder venue · 252nd of 275 men overall
Unofficial^[2]
29.3 kg64.6 lb
Joanna Hull
Women · 100k+, Masters 50+
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Barre venue · 17th of 63 women overall
Unofficial^[2]
29.25 kg64.5 lb
Jan Emil Thies
Men · 105k, Youth 16-17
International King Kong Grip Challenge · Oct 25, 2025
GSI^[1]
29.15 kg64.3 lb
Steve Harrison
Men · 105k
International King Kong Grip Challenge · Oct 25, 2025
GSI^[1]
29.12 kg64.2 lb
Dustin Davis
Men · 120k+
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Kingwood venue · 246th of 275 men overall
Unofficial^[2]
29.1 kg64.2 lb
Basti Hammerl
Men · 83k
International King Kong Grip Challenge · Oct 25, 2025
GSI^[1]
29.0 kg63.9 lb
Trent McDougall
Men · 120k
International King Kong Grip Challenge · Oct 25, 2025
GSI^[1]
29.0 kg63.9 lb
Ed Carlson
Men · 83k, Masters 50+
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Pilot Butte venue · 258th of 275 men overall
Unofficial^[2]
28.95 kg63.8 lb
Gordon Hearn
Men · 120k+
International King Kong Grip Challenge · Oct 25, 2025
GSI^[1]
28.95 kg63.8 lb
Grace Larson
Women · 100k
International King Kong Grip Challenge · Oct 25, 2025
GSI^[1]
28.95 kg63.8 lb
Hunter Duncan
Men · 74k, Youth 16-17
International King Kong Grip Challenge · Oct 25, 2025
GSI^[1]
28.9 kg63.7 lb
Emil johannsen Saxegård (Lenja)
Men · 120k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Fredrikstad venue · 228th of 275 men overall
Unofficial^[2]
28.9 kg63.7 lb
Jan-Eric Albertsen
Men · 93k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Fredrikstad venue · 255th of 275 men overall
Unofficial^[2]
28.9 kg63.7 lb
Sverre Tollnes Riise
Men · 66k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Fredrikstad venue · 226th of 275 men overall
Unofficial^[2]
28.8 kg63.5 lb
Ivchenko Anastasia
Women · 84k
International King Kong Grip Challenge · Oct 25, 2025
GSI^[1]
28.76 kg63.4 lb
Ishara Mayarata
Men · 59k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Manassas venue · 265th of 275 men overall
Unofficial^[2]
28.7 kg63.3 lb
Vilde Sokn Skipnes
Women · 84k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Arendal venue · 20th of 63 women overall
Unofficial^[2]
28.65 kg63.2 lb
Grace Harrison
Women · 84k
International King Kong Grip Challenge · Oct 25, 2025
GSI^[1]
28.65 kg63.2 lb
Paul BloomEngland
Men · 59k
International King Kong Grip Challenge · Oct 25, 2025
GSI^[1]
28.6 kg63.1 lb
Chris AndradeUSA
Men · 105k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Wyalusing venue · 245th of 275 men overall
Unofficial^[2]
28.14 kg62.0 lb
Michiah Plumb
Men · 59k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Darwin venue · 268th of 275 men overall
Unofficial^[2]
28.1 kg61.9 lb
Corinne LalondeCanada
Women · 63k, Masters 60-69
International King Kong Grip Challenge · Oct 25, 2025
GSI^[1]
28.1 kg61.9 lb
Emina Alic
Women · 52k
International King Kong Grip Challenge · Oct 25, 2025
GSI^[1]
28.1 kg61.9 lb
Kari Tuominen
Men · 66k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Iisalmi venue · 237th of 275 men overall
Unofficial^[2]
28.0 kg61.7 lb
Ashlee Munsey
Women · 84k
International King Kong Grip Challenge · Oct 25, 2025
GSI^[1]

Every lift from every source, several per athlete. A lift a body lists as both a record and a contest result is shown once, as the record. An athlete listed by two bodies appears once per body.^[1]^[2]

All implements →Search the records board for Thumb Blaster 1 5/8" →

Sources

[1]Source: Grip Sport International records database (Grip Sport International), synced October 26, 2026. Records and rankings belong to GSI; corrections belong with them.
[2]Source: results posted by the contest organiser on the GripBoard; unofficial until GSI publishes them (Posted contest results (unofficial)), synced October 25, 2026. Records and rankings belong to the contest organiser until GSI publishes them; corrections belong with them.

How records work

Records are set under a sanctioning body's rules — set, judging, and equipment all matter. A lift in your garage counts for you; a lift on the platform counts for the books. Each entry here is owned by the body that published it, shown by its badge and footnote.

Sanctioning bodies →

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