Chambers List Preferred Barrels

17 Cal

20 Cal

22 Cal

6 mm

17 Cal - Chamber List

Twist Rates 17 Cal

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.312" 17 Cal

17 VHA

.375" 17 Cal

17 Mach IV

17 Tactical

17 Remington

17 Remington Fireball

17-222 Remington

17-223 Remington

17x50mm

.20 Cal - Chamber List

Twist Rates .20 Cal

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.375" 20 Cal

20 Practical

20 Tactical

20 Vartarg

20 Vartarg Turbo

20-221 Fireball

.440" 20 Cal

20 PPC

.473" 20 Cal

20 BR

20-250 Remington

.22 Cal - Chamber List

Twist Rates .22 Cal

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.375" 22 Cal

22 TCM

22 Nosler

22 Vartarg

221 Remington

222 Remington

223 Remington

223 Remington Match (.252" neck, .080" FB)

223 Rem AI

223 Wylde

.440" 22 Cal

22 Grendel

22 PPC

224 Valkyrie (.430" BF)

.473 22 Cal

22 BR Norma

22 Creedmoor .080" FB (up to 90gr)

22 Creedmoor .160" FB (95gr SMK)

220 Swift

220 Swift AI

224 Texas Trophy Hunter

224 TTH Improved 40°

224 Weatherby

225 Winchester

22-243 Middlestead

22-250 Remington

22-250 AI 40°

22-284 Lapua

22x47mm Lapua

.532" 22 Cal

223 WSSM

6 mm - Chamber List

Twist Rates 6mm

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.375" 6mm

6mm TCU

6x45mm

.440" 6mm

6mm AR

6mm AR Turbo 40°

6mm ARC

6mm ARC Match

6mm PPC

.473 6mm

240 Weatherby

243 Winchester

243 Win Improved 40°

6mm BRA 40°

6mm BRN 0FB

6mm BRN .104" F

6mm Creedmoor

6mm Dasher Lapua (.104" freebore)

6mm Dasher Norma (.104" freebore)

6mm GT

6mm Remington

6mm Rem Improved 40°

6mm-06

6mm-06 Improved 40°

.532" 6mm

6mm Sherman Short Tactical (30⁰)

243 WSSM

25 Cal- Chamber List

Twist Rates 25 Cal

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.375" 25 Cal

25x45mm Sharps

.473 25 Cal

25 Creedmoor BJ

25 Sherman (270 Win Based)

250 Savage

250 Savage Improved 40°

257 Roberts

257 Roberts Improved 40°

25-06 Remington

25-06 Improved 40°

25-284 Winchester BJ

25x47mm Lapua BJ

.532" 25 Cal

25 PRC BJ (25-6.5mm PRC)

25 SAUM BJ

25 Sherman Short Tactical (30⁰)

257 Weatherby

257 Weatherby BJ

25-270 WSM

6.5 mm - Chamber List

Twist Rates 6.5 mm

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.375" 6.5 mm

6.5mm TCU

.440" 6.5 mm

6.5mm Grendel

6.5mm PPC

.473" 6.5 mm

6.5mm BR

6.5mm Creedmoor .100"FB

6.5mm Creedmoor .150"FB

6.5mm Creedmoor

6.5mm Sherman (270 Win Based)

260 Remington

260 Remington Improved 40°

6.5mmx 284 Norma

6.5mmx 284 Norma Match

6.5mm-06 A-Square

6.5mm-06 Improved 40°

6.5x47mm Lapua

6.5x55mm

.532" 6.5mm

6.5mm PRC

264 Winchester Magnum

6.5-270 WSM

6.5mm Remington Magnum

6.5mm GAP 4S

26 Nosler

6.5mm-300 Weatherby

6.5-300 PRC

6.5mm Sherman Short Tactical (30⁰)

6.5 Sherman Short (40⁰)

6.5 Sherman MAX (Shermanized SAUM)

270 Cal - Chamber List

Twist Rates 270 Cal

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.375" 270 Cal

277 Wolverine

.420" 270 Cal

6.8mm Rem SPC II*

.473" 270 Cal

6.8mm Creedmoor

270 Sherman (270 Win Based)

270 Winchester

.277 Sig Fury

.532" 270 Cal

6.8 Western

27 Nosler

270 Sherman Short (40⁰)

270 Weatherby

270 WSM

7mm - Chamber List

Twist Rates 7 mm

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.375" 7 mm

7mm TCU

.473" 7 mm

280 Sherman (270 Win Based)

280 Remington

280 Remington Improved 40°

284 Shehane

284 Winchester

7-08 Remington

7-08 Remington Match

7-08 Remington Improved 40°

7mm BR

7mm SAW Type II

7x57mm

7x57mm Improved 40°

.532" 7 mm

28 Nosler

28 Nosler .300" FB (195 Berger)

28 Sherman Magnum (300 PRC)

7mm MAX (Shermanized SAUM)

7mm-300 PRC

7mm PRC

7mm Remington Magnum

7mm Remington Magnum 1:8" (+.150" FB)

7mm RSAUM

7mm Sherman Short Tactical (30⁰)

7mm STW

7mm Weatherby Mag

7mm WSM

30 Cal - Chamber List

Twist Rates 30 Cal

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.375" 30 Cal

300 AAC Blackout

300-221 Whisper

300 HAM'R

.473" 30 Cal

308 Winchester

308 Winchester Match

308 Winchester Ackley Improved 40°

30-06 Springfield

30-06 Improved 40°

30 BR

30 TC

300 Savage

30 REM AR

7.5x55 Swiss .308" Groove

300 Sherman (270 Win Based)

.532" 30 Cal

300 H&H Magnum

300 PRC

300 RCM

300 Rem SAUM

300 RUM

300 Sherman MAX (Shermanized SAUM)

300 Sherman Short (40⁰)

300 Weatherby

300 Win Mag

300 Win Mag Match .050" FB (3.600")

300 Win Mag Match .150" FB (3.700")

300 WSM

308 Norma Mag

30 Nosler

30 Sherman Magnum (300 PRC)

7.82 Warbird

.585" 30 Cal

300 Norma Mag

.600" 30 cal

30-378 Weatherby Magnum

311 Cal - Chamber List

Twist Rates 311 Cal

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.440" 311 Cal

7.62x39mm

8mm - Chamber List

Twist Rates 8mm

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.473" 8mm

8x57mm

.532" 8mm

8x68mm S

8mm Remington Magnum

325 WSM

.473" 314/8mm Cal

8x57mm

.532" 314/8mm Cal

8x68mm S

8mm Remington Magnum

325 WSM

338 Cal - Chamber List

Twist Rates 338 Cal

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.473" 338 Cal

338 Federal

338 Sherman (270 Win Based)

338-06 Improved 40°

.532" 338 Cal

338 Sherman Short (40⁰)

338 Sherman Magnum (300 PRC)

338 Sherman MAX (Shermanized SAUM)

338 RUM

338 RCM

338 Winchester Mag

340 Weatherby

.585" 338 Cal

338 Lapua

338 Lapua Improved 40°

9mm - Chamber List

Twist Rates 9mm

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9mm

9mm Luger

9mm WM

350 Legend (.375" BF)

357 SIG

380 Auto

35 Cal - Chamber List

Twist Rates 35 Cal

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.375" 35 Cal

350 Legend (.355" groove)

.473" 35 Cal

35 Remington

35 Whelen

358 Hoosier

358 Winchester

.532" 35 Cal

350 Remington Magnum

358 WSSM IDC

366 Cal/9.3mm - Chamber List

Twist Rates 9.3mm

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.532" 9.3mm

36 Nosler

.473" 9.3mm

9.3x57

9.3x62

375 Cal - Chamber List

Twist Rates 375 Cal

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.473" 375 Cal

375 Raptor

375 Sherman (270 Win Based)

.532" 375 Cal

375 H&H Mag

375 Ruger

375 Sherman Max (Shermanized SAUM)

429 Cal - Chamber List

Twist Rates 429 Cal

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44 auto Cal

44 auto

451 Cal - Chamber List

Twist Rates 451 Cal

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.473" 451 Cal

45 ACP

45 GAP

450 Bushmaster

458 Cal - Chamber List

Twist Rates 458 Cal

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.473" 458 Cal

458 Socom

.532" 458 Cal

450 Marlin

458 Lott

458 Winchester Magnum