Return shipping is $15.00
1/2x28 thread pitch.
Thread length .400
Silencerco .476 length O- Ring relief Cut Threads are an additional $10.00
Bull Barrels are an additional $10.00
Bull barrels are not shortened unless requested
For Standard Barrel, Same diameter thread protectors Smooth or Knurled are an additional $30.00
Knurled Thread Protector for Bull Barrels are $35.00
Other Rifle and Pistol barrels threaded upon request e-mail with questions.
Barrels are threaded concentric to the bore using a single point tool on a metal lathe.
No additional charge to Shorten and recrown your barrel.