Steel 5 PCS 1/2-28 Thread Jam Nuts for 223

Steel 5 PCS 1/2-28 Thread Jam Nuts for 223

Regular price
$12.99
Sale price
$12.99
Regular price
Sold out
Unit price
per 
Shipping calculated at checkout.

Replace Crush washer for accurate and fine Alignment of Muzzle Brake
Fully Re-useable not like crush washer
Works as a Barrel Thread saver also.

Specification
Material: Steel
3/4 wrench opening
Full CNC Machine thread
Magnesium Phosphate Coating

OD:0.75INCH
ID:0.47