GrovTec Thread Protector

Description

Protects threads when not using muzzle brakes and flash hiders.

Features quality steel construction and premium black-oxide finish.

GTHM-242 1/2 – 20 .625 Fit to Barrel (Some .22’s)

GTHM-243 1/2-28 x .920″ Outside Diameter 10/22 Bull Barrel

GTHM-244 1/2-28 x .641″ Outside Diameter for Aftermarket 9mm Barrels

GTHM-245 1/2-28 x .705″ Outside Diameter Most AR Barrels

GTHM-246 1/2-28 x .625″ Outside Diameter Pencil Barrels

GTHM-247 5/8-24 x .750″ Outside Diameter AR-10, .300AAC Blackout

GTHM-248 Metric 14 x 1 

GTHM-249 Metric 14 x 1,5

GTHM-250 Metric 15 x 1

GTHM-251 Metric 17 x 1