1/2″-20 TPI to .578″-28 TPI Conversion Adapter

This adapter fits all 1/2″-20 threaded center fire and/or rimfire barrels, when installed allows the use of all .578″-28 threaded barrel devises or accessories. To install it, all you have to do is unscrew your 1/2″-20 barrel cap, break or other devise/accessories and then replace it with this adapter which will give you a .578″-28 male thread. You are now ready to attach any devise/accessories that fits the .578″-28 threaded barrel that is commonly used on the 1911 and 45 Cal firearms. Adapter is 4140 Steel with Black Oxide Finish.

This product is designed and manufactured for use with suppressors and all other muzzle devises. Concentricity and axial alignment is assured through use of  CNC Swiss type machining.

BORE = .465″

ALWAYS VERIFY YOUR MUZZLE DEVICE IS RATED FOR THE CALIBER YOU INTEND TO SHOOT

ALWAYS VERIFY PROPER ALIGNMENT BEFORE FIRING

Packaged by the manufacturer (Hughes Precision) in non-retail packaging, such as an unprinted box or plastic bag

Manufactured From 4140 Steel With Black Oxide (blued) Finish.

All of our products are manufactured IN HOUSE.

We only make parts for the shooting sports.

Made In Michigan U.S.A.