Rifle Barrel Calibres & Standard Twist Rates:

Variations of Twist Rates are available, e-mail an inquiry into options - gunmakers.nz@gmail.com



We currently have large stocks of German manufactured 416 R Certified Stainless Steel.

 

We also currently stock and use Japanese produced 4140 Certified Steel.

  • 17  Calibre   1-9 “ 

 

  • 20  Calibre  1-10"

 

  • 22 LR Calibre  1-16"

 

  • 224  Calibre  1-8",  1-220mm,  1-10", 1-270mm,  1-12",  1-14"

 

  • 243 Calibre   1-8"(5R) , 1-220mm(5R),  1-9" , 1-10"(5R)

 

  • 257 Calibre   1- 245mm, 1-10"

 

  • 6.5mm/264  Calibre   1-8"(5R) 1-220mm,  1-9(5R), 1-245mm,  1-10"

 

  • 270 Calibre   1-10"

 

  • 7mm/284  Calibre   1-9",  1-245mm.

 

  • 308  Calibre  1- 10",   1-12"

  • 8mm Calibre 1-10"

 

  • 338  Calibre 1-10"

 

  • 9.3mm Calibre  1-12"

 

  • 375  Calibre  1-12"

 

  • 416  Calibre   1-14",  1-16"

 

  • 404   Calibre  1-14"

 

  • 458  Calibre   1-14",   1-20"(5R)

 

Pistol Calibres

 

  • 38/357  Calibre   1-18"

 

  • 44/429   Calibre  1-20"

 

  • 45/451  Calibre   1-16"

 

 

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