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
Rank 201
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 202
43.75 kg96.5 lb
Eemeli VuorioFinland
Men · 74k
Atlas Grip Games · Feb 7, 2026
Rank 203
43.75 kg96.5 lb
Men · 120k+
International King Kong Grip Challenge · Oct 25, 2025
Rank 204
43.7 kg96.3 lb
Men · 105k
International King Kong Grip Challenge · Oct 25, 2025
Rank 205
43.7 kg96.3 lb
Men · 120k
International King Kong Grip Challenge · Oct 25, 2025
Rank 206
43.7 kg96.3 lb
Men · 93k
International King Kong Grip Challenge · Oct 25, 2025
Rank 207
43.65 kg96.2 lb
Ryan GrabarczykCanada
Men · 93k
International King Kong Grip Challenge · Oct 25, 2025
Rank 208
43.2 kg95.2 lb
Mike SaffellUSA
Men · 120k+
International King Kong Grip Challenge · Oct 25, 2025
Rank 209
43.1 kg95.0 lb
Johannes Luoma-AhoFinland
Men · 120k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Iisalmi venue · 169th of 275 men overall
Rank 210
43.1 kg95.0 lb
Joni NojonenFinland
Men · 105k, Masters 50+
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Iisalmi venue · 102nd of 275 men overall
Rank 211
43.1 kg95.0 lb
Niko JunnilainenFinland
Men · 105k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Iisalmi venue · 87th of 275 men overall
Rank 212
43.09 kg95.0 lb
Men · 93k, Masters 50+
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Greenville venue · 186th of 275 men overall
Rank 213
43.09 kg95.0 lb
Gavin OsteenUSA
Men · 83k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Greenville venue · 170th of 275 men overall
Rank 214
43.09 kg95.0 lb
Men · 93k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Boulder venue · 131st of 275 men overall
Rank 215
43.0 kg94.8 lb
Martin ZhangAustralia
Men · 83k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Sydney venue · 58th of 275 men overall
Rank 216
42.9 kg94.6 lb
Men · 105k
International King Kong Grip Challenge · Oct 25, 2025
Rank 217
42.9 kg94.6 lb
Men · 93k
International King Kong Grip Challenge · Oct 25, 2025
Rank 218
42.8 kg94.4 lb
Men · 93k
International King Kong Grip Challenge · Oct 25, 2025
Rank 219
42.7 kg94.1 lb
Men · 83k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Canberra venue · 110th of 275 men overall
Rank 220
42.7 kg94.1 lb
Men · 120k+
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Albuquerque venue · 120th of 275 men overall
Rank 221
42.57 kg93.9 lb
Men · 93k
International King Kong Grip Challenge · Oct 25, 2025
Rank 222
42.55 kg93.8 lb
Chris De StefanoEngland
Men · 66k
International King Kong Grip Challenge · Oct 25, 2025
Rank 223
42.55 kg93.8 lb
Men · 83k
International King Kong Grip Challenge · Oct 25, 2025
Rank 224
42.55 kg93.8 lb
Petri RantalainenFinland
Men · 93k
International King Kong Grip Challenge · Oct 25, 2025
Rank 225
42.5 kg93.7 lb
Men · 93k
International King Kong Grip Challenge · Oct 25, 2025
Rank 226
42.5 kg93.7 lb
Joni NojonenFinland
Men · 105k, Masters 50-59
Atlas Grip Games · Feb 7, 2026
Rank 227
42.5 kg93.7 lb
Men · 93k
International King Kong Grip Challenge · Oct 25, 2025
Rank 228
42.5 kg93.7 lb
Tino NäkkiläFinland
Men · 105k
Atlas Grip Games · Feb 7, 2026
Rank 229
42.5 kg93.7 lb
Tomi KämäräinenFinland
Men · 120k
Atlas Grip Games · Feb 7, 2026
Rank 230
42.5 kg93.7 lb
Vesa RouvaliFinland
Men · 105k
Atlas Grip Games · Feb 7, 2026
Rank 231
42.5 kg93.7 lb
Men · 120k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Burscough venue · 136th of 275 men overall
Rank 232
42.4 kg93.5 lb
Men · 105k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Ottawa venue · 145th of 275 men overall
Rank 233
42.4 kg93.5 lb
Gabriel Bastien-BeaudetCanada
Men · 83k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Ottawa venue · 98th of 275 men overall
Rank 234
42.35 kg93.4 lb
Jedd JohnsonUSA
Men · 120k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Wyalusing venue · 32nd of 275 men overall
Rank 235
42.17 kg93.0 lb
Men · 83k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Sumy venue · 173rd of 275 men overall
Rank 236
42.16 kg92.9 lb
Men · 74k
International King Kong Grip Challenge · Oct 25, 2025
Rank 237
42.15 kg92.9 lb
Men · 83k
International King Kong Grip Challenge · Oct 25, 2025
Rank 238
42.05 kg92.7 lb
Tony CowardEngland
Men · 93k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Kent venue · 101st of 275 men overall
Rank 239
41.95 kg92.5 lb
Men · 105k
International King Kong Grip Challenge · Oct 25, 2025
Rank 240
41.9 kg92.4 lb
Glenn HunterAustralia
Men · 120k+
International King Kong Grip Challenge · Oct 25, 2025
Rank 241
41.85 kg92.3 lb
Men · 83k
International King Kong Grip Challenge · Oct 25, 2025
Rank 242
41.85 kg92.3 lb
Men · 105k, Masters 50+
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Burscough venue · 130th of 275 men overall
Rank 243
41.85 kg92.3 lb
Men · 74k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Burscough venue · 99th of 275 men overall
Rank 244
41.85 kg92.3 lb
Niko LaasonenFinland
Men · 83k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Iisalmi venue · 182nd of 275 men overall
Rank 245
41.66 kg91.8 lb
Men · 93k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Pilot Butte venue · 142nd of 275 men overall
Rank 246
41.65 kg91.8 lb
Men · 59k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · New Castle venue · 147th of 275 men overall
Rank 247
41.6 kg91.7 lb
Andy GagnonCanada
Men · 120k+
International King Kong Grip Challenge · Oct 25, 2025
Rank 248
41.6 kg91.7 lb
David GreffardCanada
Men · 93k
International King Kong Grip Challenge · Oct 25, 2025
Rank 249
41.55 kg91.6 lb
Nick SpencerUSA
Men · 120k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Manassas venue · 107th of 275 men overall
Rank 250
41.5 kg91.5 lb
Mathew WaylingAustralia
Men · 120k+
International King Kong Grip Challenge · Oct 25, 2025
Rank 251
41.5 kg91.5 lb
Kevin LoboUSA
Men · 83k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Coram venue · 158th of 275 men overall
Rank 252
41.4 kg91.3 lb
Jeff CappelleCanada
Men · 105k
International King Kong Grip Challenge · Oct 25, 2025
Rank 253
41.4 kg91.3 lb
Kwai LeongCanada
Men · 120k
International King Kong Grip Challenge · Oct 25, 2025
Rank 254
41.4 kg91.3 lb
Men · 120k+
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Calgary venue · 137th of 275 men overall
Rank 255
41.36 kg91.2 lb
Chris RibichUSA
Men · 83k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Bethesda venue · 106th of 275 men overall
Rank 256
41.36 kg91.2 lb
Men · 83k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Bethesda venue · 123rd of 275 men overall
Rank 257
41.36 kg91.2 lb
Mike SaffellUSA
Men · 120k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Bethesda venue · 71st of 275 men overall
Rank 258
41.3 kg91.1 lb
Men · 83k, Masters 50-59
International King Kong Grip Challenge · Oct 25, 2025
Rank 259
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 260
41.25 kg90.9 lb
Men · 105k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Redmond venue · 116th of 275 men overall
Rank 261
41.2 kg90.8 lb
Men · 93k, Masters 65+
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Arendal venue · 119th of 275 men overall
Rank 262
41.16 kg90.7 lb
Men · 59k
International King Kong Grip Challenge · Oct 25, 2025
Rank 263
41.05 kg90.5 lb
Tommi HietamiesFinland
Men · 83k, Masters 50+
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Luumaki venue · 165th of 275 men overall
Rank 264
41.03 kg90.5 lb
Men · 66k
International King Kong Grip Challenge · Oct 25, 2025
Rank 265
41.0 kg90.4 lb
Men · 83k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Luumaki venue · 126th of 275 men overall
Rank 266
41.0 kg90.4 lb
Men · 93k, Masters 50+
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Justin venue · 188th of 275 men overall
Rank 267
40.98 kg90.3 lb
Men · 93k
International King Kong Grip Challenge · Oct 25, 2025
Rank 268
40.9 kg90.2 lb
Andrew NguyenCanada
Men · 74k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Ottawa venue · 183rd of 275 men overall
Rank 269
40.9 kg90.2 lb
Stefano FortugnoCanada
Men · 83k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Ottawa venue · 157th of 275 men overall
Rank 270
40.89 kg90.1 lb
Men · 120k+
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Barre venue · 141st of 275 men overall
Rank 271
40.75 kg89.8 lb
Men · 93k
International King Kong Grip Challenge · Oct 25, 2025
Rank 272
40.75 kg89.8 lb
Men · 105k, Masters 60-69
International King Kong Grip Challenge · Oct 25, 2025
Rank 273
40.5 kg89.3 lb
Men · 105k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Hamburg venue · 104th of 275 men overall
Rank 274
40.4 kg89.1 lb
Men · 120k+
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Pocatello venue · 152nd of 275 men overall
Rank 275
40.15 kg88.5 lb
Kwai LeongCanada
Men · 120k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Calgary venue · 154th of 275 men overall
Rank 276
40.15 kg88.5 lb
Nick Del PieroCanada
Men · 120k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Calgary venue · 144th of 275 men overall
Rank 277
40.15 kg88.5 lb
Steven NuttgensCanada
Men · 83k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Calgary venue · 129th of 275 men overall
Rank 278
40.1 kg88.4 lb
Marc ChiarelliCanada
Men · 83k, Masters 60-69
International King Kong Grip Challenge · Oct 25, 2025
Rank 279
40.0 kg88.2 lb
Karl SkjelvikNorway
Men · 93k, Masters 60-69
International King Kong Grip Challenge · Oct 25, 2025
Rank 280
40.0 kg88.2 lb
Nick MartensGermany
Men · 120k+
International King Kong Grip Challenge · Oct 25, 2025
Rank 281
40.0 kg88.2 lb
Men · 120k
International King Kong Grip Challenge · Oct 25, 2025
Rank 282
40.0 kg88.2 lb
Men · 83k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Albuquerque venue · 156th of 275 men overall
Rank 283
40.0 kg88.2 lb
Daniel IglesiasChile
Men · 120k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Santiago venue · 166th of 275 men overall
Rank 284
40.0 kg88.2 lb
Manuel RebolledoChile
Men · 105k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Santiago venue · 163rd of 275 men overall
Rank 285
40.0 kg88.2 lb
Men · 66k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Albuquerque venue · 139th of 275 men overall
Rank 286
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 287
39.9 kg88.0 lb
Men · 105k
International King Kong Grip Challenge · Oct 25, 2025
Rank 288
39.9 kg88.0 lb
Men · 105k
International King Kong Grip Challenge · Oct 25, 2025
Rank 289
39.9 kg88.0 lb
Daniel IglesiasChile
Men · 120k
Doctores Grip Battle 2 · Sep 6, 2025
Rank 290
39.9 kg88.0 lb
Men · 74k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Fredrikstad venue · 72nd of 275 men overall
Rank 291
39.9 kg88.0 lb
Men · 105k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Fredrikstad venue · 134th of 275 men overall
Rank 292
39.9 kg88.0 lb
Men · 93k, Masters 50+
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Fredrikstad venue · 150th of 275 men overall
Rank 293
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 294
39.9 kg88.0 lb
Men · 93k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Fredrikstad venue · 155th of 275 men overall
Rank 295
39.88 kg87.9 lb
Men · 105k
International King Kong Grip Challenge · Oct 25, 2025
Rank 296
39.8 kg87.7 lb
Men · 120k+, Masters 50-59
International King Kong Grip Challenge · Oct 25, 2025
Rank 297
39.8 kg87.7 lb
Jesse KallioFinland
Men · 105k
International King Kong Grip Challenge · Oct 24, 2026 · Unofficial · Hyvinkää venue · 153rd of 275 men overall
Rank 298
39.73 kg87.6 lb
Men · 74k, Masters 50-59
International King Kong Grip Challenge · Oct 25, 2025
Rank 299
39.45 kg87.0 lb
Chad GustinUSA
Men · 120k+
International King Kong Grip Challenge · Oct 25, 2025
Rank 300
39.4 kg86.9 lb
Joseph HodgsonAustralia
Men · 105k
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.