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
120k+ · England
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Burscough venue · 3rd of 275 men overall
2ndUnofficial
64.75 kg142.7 lb
120k · Finland
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Hyvinkää venue · 7th of 275 men overall
3rdUnofficial
63.4 kg139.8 lb
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
84k · England
2ndGSI
38.65 kg85.2 lb
100k+ · USA
International King Kong Grip Challenge · Oct 25, 2025
3rdUnofficial
37.3 kg82.2 lb
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.
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
Men 67.7 kg149.3 lb Ross Boyle
Women 37.5 kg82.7 lb Emma Hunt
Apr 25, 2026 · 10 athletes
Men 38.1 kg84.0 lb Sergio Aguayo
Women 15.6 kg34.4 lb Valentina Torres
Feb 7, 2026 · 21 athletes
Men 60.0 kg132.3 lb Saku Korhonen
Women 31.25 kg68.9 lb Marja Laari
Oct 25, 2025 · 386 athletes
Men 64.0 kg141.1 lb Ross Boyle
Women 38.8 kg85.5 lb Emma Hunt
Sep 6, 2025 · 9 athletes
Men 39.9 kg88.0 lb Daniel Iglesias
Women 20.4 kg45.0 lb Valentina Bravo
Records
Men · All-time · 120k+
64.0 kg141.1 lb
Ross Boyle · England
Women · All-time · 84k
38.8 kg85.5 lb
Emma Hunt · England
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.
Men · 59k
41.65 kg91.8 lb
Jesse Hagedorn
UnofficialUSA · 2026
Men · 66k
46.35 kg102.2 lb
Chris De Stefano
UnofficialEngland · 2026
Men · 74k
51.27 kg113.0 lb
Clint Ziegler
GSIUSA · 2025
Men · 83k
53.1 kg117.1 lb
Luca Zehntner
UnofficialGermany · 2026
Men · 93k
60.0 kg132.3 lb
Saku Korhonen
GSIFinland · 2026
Men · 105k
61.58 kg135.8 lb
Luke Raymond
Unofficial2026
Men · 120k
64.75 kg142.7 lb
Harri Tolonen
UnofficialFinland · 2026
Men · 120k+
67.7 kg149.3 lb
Ross Boyle
UnofficialEngland · 2026
Women · 52k
28.1 kg61.9 lb
Emina Alic
GSI2025
Women · 57k
31.9 kg70.3 lb
Emina Alic
Unofficial2026
Women · 63k
33.85 kg74.6 lb
Tammy McClure
GSIUSA · 2025
Women · 72k
34.62 kg76.3 lb
Tammy McClure
UnofficialUSA · 2026
Women · 84k
38.8 kg85.5 lb
Emma Hunt
GSIEngland · 2025
Women · 100k
32.55 kg71.8 lb
Heather MacDowall
GSI2025
Women · 100k+
38.65 kg85.2 lb
Sarah Chappelow
GSIUSA · 2025
All lifts · men's 120k+
Rank 1
67.7 kg149.3 lb
Ross BoyleEngland
Men · 120k+
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Burscough venue · 3rd of 275 men overall
Rank 2
64.0 kg141.1 lb
Ross BoyleEngland
Men · 120k+
Rank 3
63.4 kg139.8 lb
Andy GagnonCanada
Men · 120k+
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Ottawa venue · 1st of 275 men overall (King Kong of Grip)
Rank 4
61.25 kg135.0 lb
Jack WadmanEngland
Men · 120k+
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Burscough venue · 5th of 275 men overall
Rank 5
55.2 kg121.7 lb
Arto JoronenFinland
Men · 120k+, Masters 60-69
International King Kong Grip Challenge · Oct 25, 2025
Rank 6
54.65 kg120.5 lb
Men · 120k+
International King Kong Grip Challenge · Oct 25, 2025
Rank 7
53.65 kg118.3 lb
Men · 120k+
International King Kong Grip Challenge · Oct 25, 2025
Rank 8
53.5 kg117.9 lb
Arto JoronenFinland
Men · 120k+, Masters 50+
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Luumaki venue · 9th of 275 men overall
Rank 9
53.15 kg117.2 lb
Men · 120k+
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · New Castle venue · 13th of 275 men overall
Rank 10
53.1 kg117.1 lb
Men · 120k+
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Munich venue · 30th of 275 men overall
Rank 11
51.15 kg112.8 lb
Men · 120k+
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · New Castle venue · 64th of 275 men overall
Rank 12
50.5 kg111.3 lb
Juha VuorikoskiFinland
Men · 120k+
International King Kong Grip Challenge · Oct 25, 2025
Rank 13
50.35 kg111.0 lb
Henri SonninenFinland
Men · 120k+
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Iisalmi venue · 61st of 275 men overall
Rank 14
50.2 kg110.7 lb
Antti HonkaFinland
Men · 120k+, Masters 50-59
International King Kong Grip Challenge · Oct 25, 2025
Rank 15
50.2 kg110.7 lb
Men · 120k+
International King Kong Grip Challenge · Oct 25, 2025
Rank 16
50.1 kg110.5 lb
Jack WadmanEngland
Men · 120k+
International King Kong Grip Challenge · Oct 25, 2025
Rank 17
49.9 kg110.0 lb
Symon BaillotCanada
Men · 120k+
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Ottawa venue · 12th of 275 men overall
Rank 18
49.2 kg108.5 lb
Blake TaylorUSA
Men · 120k+
International King Kong Grip Challenge · Oct 25, 2025
Rank 19
49.1 kg108.2 lb
Alexey TyukalovRussia
Men · 120k+
International King Kong Grip Challenge · Oct 25, 2025
Rank 20
48.8 kg107.6 lb
Jason DingeyUSA
Men · 120k+, Masters 50-59
International King Kong Grip Challenge · Oct 25, 2025
Rank 21
48.76 kg107.5 lb
Men · 120k+
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Boulder venue · 112th of 275 men overall
Rank 22
48.15 kg106.2 lb
Antti HonkaFinland
Men · 120k+, Masters 50+
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Luumaki venue · 28th of 275 men overall
Rank 23
48.0 kg105.8 lb
Rambo AdzovicMontenegro
Men · 120k+
International King Kong Grip Challenge · Oct 25, 2025
Rank 24
47.9 kg105.6 lb
Men · 120k+
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Pocatello venue · 48th of 275 men overall
Rank 25
47.28 kg104.2 lb
Men · 120k+, Masters 50+
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Pilot Butte venue · 56th of 275 men overall
Rank 26
46.9 kg103.4 lb
Lachlan SimmsAustralia
Men · 120k+
International King Kong Grip Challenge · Oct 25, 2025
Rank 27
46.49 kg102.5 lb
Chad WoodallUSA
Men · 120k+, Masters 50+
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Greenville venue · 77th of 275 men overall
Rank 28
46.4 kg102.3 lb
Tristain HoathCanada
Men · 120k+
International King Kong Grip Challenge · Oct 25, 2025
Rank 29
46.3 kg102.1 lb
Men · 120k+
International King Kong Grip Challenge · Oct 25, 2025
Rank 30
46.3 kg102.1 lb
Derik HudsonUSA
Men · 120k+
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Spokane venue · 37th of 275 men overall
Rank 31
46.2 kg101.9 lb
Derik HudsonUSA
Men · 120k+
International King Kong Grip Challenge · Oct 25, 2025
Rank 32
46.15 kg101.7 lb
Tom BrysonCanada
Men · 120k+
International King Kong Grip Challenge · Oct 25, 2025
Rank 33
46.1 kg101.6 lb
Symon BaillotCanada
Men · 120k+
International King Kong Grip Challenge · Oct 25, 2025
Rank 34
45.9 kg101.2 lb
Lachlan SimmsAustralia
Men · 120k+
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Sydney venue · 68th of 275 men overall
Rank 35
45.81 kg101.0 lb
Nate PowellUSA
Men · 120k+
International King Kong Grip Challenge · Oct 25, 2025
Rank 36
45.5 kg100.3 lb
Men · 120k+
International King Kong Grip Challenge · Oct 25, 2025
Rank 37
45.25 kg99.8 lb
Dave BealeNorway
Men · 120k+
International King Kong Grip Challenge · Oct 25, 2025
Rank 38
45.05 kg99.3 lb
Daniel KiddEngland
Men · 120k+
International King Kong Grip Challenge · Oct 25, 2025
Rank 39
45.0 kg99.2 lb
Antti PeltomäkiFinland
Men · 120k+
Atlas Grip Games · Feb 7, 2026
Rank 40
45.0 kg99.2 lb
Men · 120k+
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Justin venue · 143rd of 275 men overall
Rank 41
44.95 kg99.1 lb
Men · 120k+
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Arendal venue · 79th of 275 men overall
Rank 42
43.8 kg96.6 lb
Blake TaylorUSA
Men · 120k+
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Spokane venue · 50th of 275 men overall
Rank 43
43.78 kg96.5 lb
Men · 120k+
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Pilot Butte venue · 105th of 275 men overall
Rank 44
43.75 kg96.5 lb
Men · 120k+
International King Kong Grip Challenge · Oct 25, 2025
Rank 45
43.2 kg95.2 lb
Mike SaffellUSA
Men · 120k+
International King Kong Grip Challenge · Oct 25, 2025
Rank 46
42.7 kg94.1 lb
Men · 120k+
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Albuquerque venue · 120th of 275 men overall
Rank 47
41.9 kg92.4 lb
Glenn HunterAustralia
Men · 120k+
International King Kong Grip Challenge · Oct 25, 2025
Rank 48
41.6 kg91.7 lb
Andy GagnonCanada
Men · 120k+
International King Kong Grip Challenge · Oct 25, 2025
Rank 49
41.5 kg91.5 lb
Mathew WaylingAustralia
Men · 120k+
International King Kong Grip Challenge · Oct 25, 2025
Rank 50
41.4 kg91.3 lb
Men · 120k+
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Calgary venue · 137th of 275 men overall
Rank 51
41.25 kg90.9 lb
Men · 120k+
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Black River Falls venue · 82nd of 275 men overall
Rank 52
40.89 kg90.1 lb
Men · 120k+
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Barre venue · 141st of 275 men overall
Rank 53
40.4 kg89.1 lb
Men · 120k+
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Pocatello venue · 152nd of 275 men overall
Rank 54
40.0 kg88.2 lb
Nick MartensGermany
Men · 120k+
International King Kong Grip Challenge · Oct 25, 2025
Rank 55
39.91 kg88.0 lb
Chad GustinUSA
Men · 120k+
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Lecompton venue · 100th of 275 men overall
Rank 56
39.9 kg88.0 lb
Men · 120k+, Masters 50+
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Fredrikstad venue · 146th of 275 men overall
Rank 57
39.8 kg87.7 lb
Men · 120k+, Masters 50-59
International King Kong Grip Challenge · Oct 25, 2025
Rank 58
39.45 kg87.0 lb
Chad GustinUSA
Men · 120k+
International King Kong Grip Challenge · Oct 25, 2025
Rank 59
39.38 kg86.8 lb
Men · 120k+
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Darwin venue · 161st of 275 men overall
Rank 60
39.1 kg86.2 lb
Marko HonkasaloFinland
Men · 120k+, Masters 50-59
International King Kong Grip Challenge · Oct 25, 2025
Rank 61
39.0 kg86.0 lb
Andrew HodgeAustralia
Men · 120k+
International King Kong Grip Challenge · Oct 25, 2025
Rank 62
39.0 kg86.0 lb
Men · 120k+, Masters 50-59
International King Kong Grip Challenge · Oct 25, 2025
Rank 63
38.9 kg85.8 lb
Men · 120k+
International King Kong Grip Challenge · Oct 25, 2025
Rank 64
38.8 kg85.5 lb
Men · 120k+
International King Kong Grip Challenge · Oct 25, 2025
Rank 65
38.7 kg85.3 lb
Men · 120k+
International King Kong Grip Challenge · Oct 25, 2025
Rank 66
38.65 kg85.2 lb
Scott PirsakCanada
Men · 120k+, Masters 60-69
International King Kong Grip Challenge · Oct 25, 2025
Rank 67
38.62 kg85.1 lb
Men · 120k+
International King Kong Grip Challenge · Oct 25, 2025
Rank 68
38.21 kg84.2 lb
Men · 120k+
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Kingwood venue · 149th of 275 men overall
Rank 69
38.0 kg83.8 lb
Jonathan BarriosChile
Men · 120k+
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Santiago venue · 132nd of 275 men overall
Rank 70
37.7 kg83.1 lb
Men · 120k+
International King Kong Grip Challenge · Oct 25, 2025
Rank 71
36.88 kg81.3 lb
Scott PirsakCanada
Men · 120k+, Masters 50+
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Pilot Butte venue · 117th of 275 men overall
Rank 72
36.5 kg80.5 lb
James SueAustralia
Men · 120k+
International King Kong Grip Challenge · Oct 25, 2025
Rank 73
36.25 kg79.9 lb
Men · 120k+
International King Kong Grip Challenge · Oct 25, 2025
Rank 74
36.1 kg79.6 lb
Men · 120k+
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Wyalusing venue · 203rd of 275 men overall
Rank 75
36.05 kg79.5 lb
Men · 120k+
International King Kong Grip Challenge · Oct 25, 2025
Rank 76
36.0 kg79.4 lb
Men · 120k+
International King Kong Grip Challenge · Oct 25, 2025
Rank 77
35.9 kg79.1 lb
Men · 120k+
International King Kong Grip Challenge · Oct 25, 2025
Rank 78
35.0 kg77.2 lb
Men · 120k+, Youth 16-17
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Justin venue · 133rd of 275 men overall
Rank 79
34.91 kg77.0 lb
Men · 120k+
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Pilot Butte venue · 205th of 275 men overall
Rank 80
34.91 kg77.0 lb
Men · 120k+
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Pilot Butte venue · 128th of 275 men overall
Rank 81
33.75 kg74.4 lb
Men · 120k+
International King Kong Grip Challenge · Oct 25, 2025
Rank 82
33.15 kg73.1 lb
Jaxson BoydCanada
Men · 120k+
International King Kong Grip Challenge · Oct 25, 2025
Rank 83
32.9 kg72.5 lb
Men · 120k+, Masters 50+
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Pocatello venue · 224th of 275 men overall
Rank 84
32.9 kg72.5 lb
Men · 120k+
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Pocatello venue · 174th of 275 men overall
Rank 85
31.5 kg69.4 lb
Men · 120k+
International King Kong Grip Challenge · Oct 25, 2025
Rank 86
31.28 kg69.0 lb
Men · 120k+
International King Kong Grip Challenge · Oct 25, 2025
Rank 87
30.4 kg67.0 lb
Men · 120k+
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Pocatello venue · 260th of 275 men overall
Rank 88
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
Rank 89
30.2 kg66.6 lb
Men · 120k+
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Canberra venue · 194th of 275 men overall
Rank 90
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
Rank 91
30.0 kg66.1 lb
Men · 120k+, Youth 16-17
International King Kong Grip Challenge · Oct 25, 2025
Rank 92
29.12 kg64.2 lb
Men · 120k+
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Kingwood venue · 246th of 275 men overall
Rank 93
28.95 kg63.8 lb
Men · 120k+
International King Kong Grip Challenge · Oct 25, 2025
Rank 94
27.9 kg61.5 lb
Marc McMahonUSA
Men · 120k+
International King Kong Grip Challenge · Oct 25, 2025
Rank 95
27.22 kg60.0 lb
Men · 120k+
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Boulder venue · 229th of 275 men overall
Rank 96
26.9 kg59.3 lb
Men · 120k+
International King Kong Grip Challenge · Oct 25, 2025
Rank 97
26.72 kg58.9 lb
Men · 120k+, Masters 50+
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Pilot Butte venue · 253rd of 275 men overall
Rank 98
26.27 kg57.9 lb
Men · 120k+, Masters 50-59
International King Kong Grip Challenge · Oct 25, 2025
Rank 99
23.12 kg51.0 lb
Men · 120k+
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Darwin venue · 271st of 275 men overall
Rank 100
23.05 kg50.8 lb
Men · 120k+, Masters 50-59
International King Kong Grip Challenge · Oct 25, 2025
Each athlete ranked by their best lift for the filters chosen, across every source (heaviest, longest hold or most reps first). 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 →Chasing a mark?
Records are set at sanctioned contests. Once a meet's results are posted to the owning body's database, new marks show up here at the next sync. Spot an error? Let us know.