Leapers Accu-Sync QR 25.4mm Low Profile Scope Mount Rings Black VSR Aluminum-made quick detach mount that

Aluminum-made quick detach mount that fits standard Picatinny rails

They work very well with the elongated beaver tail at the back of the grip

screw the counter nut counterclockwise on the barrel until it stops

Specifically designed to extend the MK

thread in the barrel

Leapers Accu-Sync QR 25.4mm Low Profile Scope Mount Rings Black VSR Aluminum-made quick detach mount thatPrecisely CNC machined 6061 T6 aluminum low profile rings designed to fit standard Picatinny rails. The product is anodized in a matte black coating and fitted with a QD mount. 25. 4mm 1" diameter rings are placed on a 10mm high saddle and are compatible with optic tubes up to 45mm of objective outer diameter. Upper halves should be screwed with a force of 25 inch lb 2. 8nm. This setup ensures a firm grip on the optical sight and permanent zero