Lock Nut with Thread Shield 1/2x28TPI .223/5.56
DB TAC 1/2''x28 Thread 1/2-28 Thread Jam Nut Locking and Position Adjustement, Black Steel, 5PC Pack: : Industrial & Scientific
AR-15 1/2x28 Stainless Steel Jam Nut
JAM NUT 1/2-28 1/2 28 1/2x28 TPI Made In USA $8.99 - PicClick
Smith Enterprise Good Iron Muzzle Brake 1/2-28 Thread Jam Nut AR-15
1/2-28 Thread Jam Nuts Black Steel 6PCS Pack: : Industrial & Scientific
AR-15 1/2x28 Stainless Steel Jam Nut
J P ENTERPRISES AR-15 .750 JAM NUT 1/2-28
BLACK LABEL CUSTOM JAM NUT - COBRATAC
Muzzle Brake Jam Nut Pack of 8 Washer Nut 1/2x28 TPI 1/2-28 Black Nitride
SHOOTERS MAX-TAC2 1/2×28 22cal/223 Muzzle Brake Stainless Finish with Lock Nut – Shooter's Delight
GOTICAL 5/8-24 Black Steel 308 Jam Nut, 7.62, 300 (2 Pieces) : Sports & Outdoors
FieldSport 1/2x28 Thread Crush Washer Replacement Jam Nut Muzzle Brake Locking and Position Adjustement, All Steel, Black Steel, 5PC Pack: : Industrial & Scientific
