You're BRNO will have a 1in 10 twist rate , that means ,generally, that it will shoot up to 100 gr flat base projectiles . For 100 gr boat tail and above you'll need a 1in 9 or faster depending on...
Type: Posts; User: Tankd
You're BRNO will have a 1in 10 twist rate , that means ,generally, that it will shoot up to 100 gr flat base projectiles . For 100 gr boat tail and above you'll need a 1in 9 or faster depending on...