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
Top lifts
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
64.75 kg142.7 lb
Harri TolonenFinland
Men · 120k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Hyvinkää venue · 7th of 275 men overall
Rank 3
64.0 kg141.1 lb
Ross BoyleEngland
Men · 120k+
International King Kong Grip Challenge · Oct 25, 2025
Rank 4
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 5
61.58 kg135.8 lb
Men · 105k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Wyalusing venue · 2nd of 275 men overall
Rank 6
61.5 kg135.6 lb
Tommy LymathEngland
Men · 120k
International King Kong Grip Challenge · Oct 25, 2025
Rank 7
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 8
60.0 kg132.3 lb
Saku KorhonenFinland
Men · 93k
Atlas Grip Games · Feb 7, 2026
Rank 9
59.3 kg130.7 lb
Harri TolonenFinland
Men · 120k
International King Kong Grip Challenge · Oct 25, 2025
Rank 10
59.0 kg130.1 lb
Men · 105k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Burscough venue · 10th of 275 men overall
Rank 11
58.8 kg129.6 lb
Oliver DilleyEngland
Men · 120k
International King Kong Grip Challenge · Oct 25, 2025
Rank 12
58.0 kg127.9 lb
Saku KorhonenFinland
Men · 93k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Hyvinkää venue · 11th of 275 men overall
Rank 13
58.0 kg127.9 lb
Seb HuberEngland
Men · 120k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Burscough venue · 6th of 275 men overall
Rank 14
57.7 kg127.2 lb
Juha-Matti RautianenFinland
Men · 120k
International King Kong Grip Challenge · Oct 25, 2025
Rank 15
56.73 kg125.1 lb
Men · 105k
International King Kong Grip Challenge · Oct 25, 2025
Rank 16
55.2 kg121.7 lb
Arto JoronenFinland
Men · 120k+, Masters 60-69
International King Kong Grip Challenge · Oct 25, 2025
Rank 17
55.15 kg121.6 lb
Christer HallertNorway
Men · 105k
International King Kong Grip Challenge · Oct 25, 2025
Rank 18
55.0 kg121.3 lb
Men · 105k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Burscough venue · 23rd of 275 men overall
Rank 19
55.0 kg121.3 lb
Men · 93k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Justin venue · 8th of 275 men overall
Rank 20
54.98 kg121.2 lb
Men · 120k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Coram venue · 4th of 275 men overall
Rank 21
54.65 kg120.5 lb
Men · 120k+
International King Kong Grip Challenge · Oct 25, 2025
Rank 22
53.65 kg118.3 lb
Men · 120k+
International King Kong Grip Challenge · Oct 25, 2025
Rank 23
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 24
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 25
53.11 kg117.1 lb
Ethan MercerUSA
Men · 93k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Troy venue · 33rd of 275 men overall
Rank 26
53.1 kg117.1 lb
Luca ZehntnerGermany
Men · 83k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Munich venue · 26th of 275 men overall
Rank 27
53.1 kg117.1 lb
Men · 120k+
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Munich venue · 30th of 275 men overall
Rank 28
52.9 kg116.6 lb
Eric RoussinCanada
Men · 105k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Ottawa venue · 14th of 275 men overall
Rank 29
52.75 kg116.3 lb
Men · 105k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Redmond venue · 51st of 275 men overall
Rank 30
52.62 kg116.0 lb
Hunter HeathUSA
Men · 120k
International King Kong Grip Challenge · Oct 25, 2025
Rank 31
52.55 kg115.9 lb
Men · 105k
International King Kong Grip Challenge · Oct 25, 2025
Rank 32
52.5 kg115.7 lb
Men · 105k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Burscough venue · 44th of 275 men overall
Rank 33
52.4 kg115.5 lb
Tremayne DesmarteauxCanada
Men · 120k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Ottawa venue · 18th of 275 men overall
Rank 34
52.3 kg115.3 lb
Christer HallertNorway
Men · 105k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Arendal venue · 16th of 275 men overall
Rank 35
52.23 kg115.1 lb
Men · 93k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Barre venue · 88th of 275 men overall
Rank 36
52.0 kg114.6 lb
Simon StewartDenmark
Men · 120k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Woodbury venue · 17th of 275 men overall
Rank 37
51.75 kg114.1 lb
Men · 105k
International King Kong Grip Challenge · Oct 25, 2025
Rank 38
51.6 kg113.8 lb
Panchenko MichailUkraine
Men · 93k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Sumy venue · 31st of 275 men overall
Rank 39
51.43 kg113.4 lb
Jacob HiltonUSA
Men · 83k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Greenville venue · 113th of 275 men overall
Rank 40
51.27 kg113.0 lb
Men · 74k
International King Kong Grip Challenge · Oct 25, 2025
Rank 41
51.2 kg112.9 lb
Ethan MercerUSA
Men · 93k
International King Kong Grip Challenge · Oct 25, 2025
Rank 42
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 43
51.05 kg112.5 lb
Men · 93k
International King Kong Grip Challenge · Oct 25, 2025
Rank 44
51.0 kg112.4 lb
Stefan FalkeGermany
Men · 120k, Masters 60-69
International King Kong Grip Challenge · Oct 25, 2025
Rank 45
50.8 kg112.0 lb
Andy MunseyUSA
Men · 105k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Spokane venue · 20th of 275 men overall
Rank 46
50.75 kg111.9 lb
Mathias FaerevaagNorway
Men · 105k
International King Kong Grip Challenge · Oct 25, 2025
Rank 47
50.75 kg111.9 lb
Thomas LarsenNorway
Men · 105k
International King Kong Grip Challenge · Oct 25, 2025
Rank 48
50.5 kg111.3 lb
Juha VuorikoskiFinland
Men · 120k+
International King Kong Grip Challenge · Oct 25, 2025
Rank 49
50.5 kg111.3 lb
Sebastian Pacey-SmithCanada
Men · 74k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Fredericton venue · 24th of 275 men overall
Rank 50
50.35 kg111.0 lb
Chris TracyUSA
Men · 120k
International King Kong Grip Challenge · Oct 25, 2025
Rank 51
50.35 kg111.0 lb
Riku KaruFinland
Men · 120k, Masters 50-59
International King Kong Grip Challenge · Oct 25, 2025
Rank 52
50.35 kg111.0 lb
Men · 120k
International King Kong Grip Challenge · Oct 25, 2025
Rank 53
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 54
50.2 kg110.7 lb
Antti HonkaFinland
Men · 120k+, Masters 50-59
International King Kong Grip Challenge · Oct 25, 2025
Rank 55
50.2 kg110.7 lb
Men · 120k+
International King Kong Grip Challenge · Oct 25, 2025
Rank 56
50.2 kg110.7 lb
Luca ZehntnerGermany
Men · 83k
International King Kong Grip Challenge · Oct 25, 2025
Rank 57
50.2 kg110.7 lb
Samuel PoyryFinland
Men · 83k
International King Kong Grip Challenge · Oct 25, 2025
Rank 58
50.18 kg110.6 lb
Ivan PupchenkoUkraine
Men · 93k
International King Kong Grip Challenge · Oct 25, 2025
Rank 59
50.18 kg110.6 lb
Panchenko MichailUkraine
Men · 93k
International King Kong Grip Challenge · Oct 25, 2025
Rank 60
50.15 kg110.6 lb
Glen KrutliAustralia
Men · 120k
International King Kong Grip Challenge · Oct 25, 2025
Rank 61
50.1 kg110.5 lb
Jack WadmanEngland
Men · 120k+
International King Kong Grip Challenge · Oct 25, 2025
Rank 62
50.1 kg110.5 lb
Rambo AdzovicMontenegro
Men · 120k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Hamburg venue · 39th of 275 men overall
Rank 63
50.05 kg110.3 lb
Juuso VarsellFinland
Men · 105k
International King Kong Grip Challenge · Oct 25, 2025
Rank 64
50.05 kg110.3 lb
Seb HuberEngland
Men · 120k
International King Kong Grip Challenge · Oct 25, 2025
Rank 65
50.05 kg110.3 lb
Ville SuominenFinland
Men · 105k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Hyvinkää venue · 65th of 275 men overall
Rank 66
50.0 kg110.2 lb
Adam CohenUSA
Men · 105k, Masters 50+
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Woodbury venue · 27th of 275 men overall
Rank 67
50.0 kg110.2 lb
Men · 83k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Burscough venue · 22nd of 275 men overall
Rank 68
50.0 kg110.2 lb
Juuso VarsellFinland
Men · 105k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Hyvinkää venue · 40th of 275 men overall
Rank 69
50.0 kg110.2 lb
Men · 93k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Burscough venue · 43rd of 275 men overall
Rank 70
49.99 kg110.2 lb
Men · 83k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Manassas venue · 70th of 275 men overall
Rank 71
49.9 kg110.0 lb
Daniel Brossard FendleCanada
Men · 93k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Ottawa venue · 34th of 275 men overall
Rank 72
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 73
49.71 kg109.6 lb
Men · 120k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Greenville venue · 42nd of 275 men overall
Rank 74
49.5 kg109.1 lb
John MachnikUSA
Men · 120k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Fresno venue · 75th of 275 men overall
Rank 75
49.25 kg108.6 lb
Jarno HyväriFinland
Men · 105k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Luumaki venue · 35th of 275 men overall
Rank 76
49.2 kg108.5 lb
Andy MunseyUSA
Men · 105k
International King Kong Grip Challenge · Oct 25, 2025
Rank 77
49.2 kg108.5 lb
Blake TaylorUSA
Men · 120k+
International King Kong Grip Challenge · Oct 25, 2025
Rank 78
49.1 kg108.2 lb
Alexey TyukalovRussia
Men · 120k+
International King Kong Grip Challenge · Oct 25, 2025
Rank 79
49.1 kg108.2 lb
Eric RoussinCanada
Men · 105k
International King Kong Grip Challenge · Oct 25, 2025
Rank 80
49.1 kg108.2 lb
Men · 105k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Albuquerque venue · 63rd of 275 men overall
Rank 81
49.05 kg108.1 lb
Men · 93k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Kent venue · 60th of 275 men overall
Rank 82
49.0 kg108.0 lb
Roman YanushevBulgaria
Men · 93k
International King Kong Grip Challenge · Oct 25, 2025
Rank 83
48.82 kg107.6 lb
Jeremy BaziwCanada
Men · 93k
International King Kong Grip Challenge · Oct 25, 2025
Rank 84
48.8 kg107.6 lb
Chris Rice JonesEngland
Men · 93k
International King Kong Grip Challenge · Oct 25, 2025
Rank 85
48.8 kg107.6 lb
Jason DingeyUSA
Men · 120k+, Masters 50-59
International King Kong Grip Challenge · Oct 25, 2025
Rank 86
48.8 kg107.6 lb
Sam OunsworthEngland
Men · 105k
International King Kong Grip Challenge · Oct 25, 2025
Rank 87
48.8 kg107.6 lb
Scott DoddUSA
Men · 105k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Albuquerque venue · 81st of 275 men overall
Rank 88
48.76 kg107.5 lb
Men · 120k+
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Boulder venue · 112th of 275 men overall
Rank 89
48.75 kg107.5 lb
Men · 93k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Black River Falls venue · 21st of 275 men overall
Rank 90
48.7 kg107.4 lb
Thomas LarsenNorway
Men · 105k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Arendal venue · 25th of 275 men overall
Rank 91
48.6 kg107.1 lb
Brad ProvickCanada
Men · 120k
International King Kong Grip Challenge · Oct 25, 2025
Rank 92
48.55 kg107.0 lb
Men · 120k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Järvenpää venue · 97th of 275 men overall
Rank 93
48.45 kg106.8 lb
Matas ZabulisLithuania
Men · 74k
International King Kong Grip Challenge · Oct 25, 2025
Rank 94
48.44 kg106.8 lb
Men · 120k
International King Kong Grip Challenge · Oct 25, 2025
Rank 95
48.4 kg106.7 lb
Alex de ZorziCanada
Men · 83k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Ottawa venue · 76th of 275 men overall
Rank 96
48.4 kg106.7 lb
Charles ThibaultCanada
Men · 105k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Ottawa venue · 54th of 275 men overall
Rank 97
48.4 kg106.7 lb
Isaac PittAustralia
Men · 83k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Sydney venue · 15th of 275 men overall
Rank 98
48.4 kg106.7 lb
Men · 120k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Ottawa venue · 49th of 275 men overall
Rank 99
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 100
48.15 kg106.2 lb
Marko MustonenFinland
Men · 74k, Masters 50+
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Luumaki venue · 53rd of 275 men overall
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.