.712 Standard Thread Protector 1/2-28, Carbon Steel, Black

1/2"x28 Barrel Muzzle Thread Protector for AR-15 .223/5.56, Steel, Black.     Model:  BTPR01

All steel muzzle thread protector for 1/2x28 tp muzzle threads, commonly found on AR-15 with .750" diameter barrels.

Knurled non-slip finish allows easy install, secure fit. 

- Must-have item. 

- Much cheaper than doing repairing damaged threads!

Thread pitch       1/2"x28tpi  (match to muzzle thread)

Outer diameter:  0.712"

Dimensions
Length:             0.63"

Diameter:         0.7170"

Weight:            0.5 oz