Grovtec Crush Washer .223 5 Pack

The Grovtec crush washer allows you to secure your muzzle devices quickly and effectively.Features :Designed To Be Installed To Secure Muzzle Devices5/8-24 Thread Pitch For .308 CaliberHigh Quality...

LBE Unlimited crush washer for 556 NATO chambered AR.Features :Black Finish

LBE Unlimited crush washer for 308 Win chambered AR.Features :Black finish

METAL FILLERS ALLOW THESE O-RINGS TO BE PICKED UP BY METAL DETECTION SYSTEMS SHOULD THEY TEAR OR FALL INTO THE PROCESS STREAM. THEY ARE MADE OF FDA MATERIALS. SUITABLE FOR A BROAD RANGE OF FLUIDS...

MATERIAL: STEEL INNER DIAMETER: 5/16" | 8 MM OUTER DIAMETER: 11/16" | 17 MM