Anarchy Outdoors Titanium Full Port Muzzle Brake for RPR Bead-Blasted Titanium. 5 CreedmoorOur RPR Full Port Muzzle Brake fits the 6.5 Creedmoor 5/8"-24. Its one of the best and lightest brakes on the market.The spiral port outlets and internal parabolic taper reduce recoil and noise which makes it the perfect fit for shooters that value both these reductions instead of one or the other. Additionally It matches the factory RPR 6.5 Creedmoor barrel perfectly. Specifications for Anarchy Outdoors Titanium Full Port Muzzle Brake for RPR: Manufacturer: Anarchy Outdoors Fabric/Material: Titanium Threads per Inch: 5/8x24 Features of Anarchy Outdoors Titanium Full Port Muzzle Brake for RPR Recoil reduction: 65percent No timing required Brake degree angle: 90 degrees Type: Full Port Package Contents: Anarchy Outdoors Titanium Full Port Muzzle Brake for RPR Anarchy Outdoors 791617480216: Titanium Full Port Muzzle Brake for RPR Bead-Blasted Titanium