Function: Rail sling attachment provides front sling connection points for snap-in systems, can be attached left or right side on rail. Size: The size of rail sling mount is 5x2.5cm, suitable for 20mm waver rail. Application: Rail sling mount is compatible with 2nd or 3rd generation snap-in sling systems. Premium Material: 1 Pieces rail mount sling adapter is made of high-quality steel, hard-wearing and corrosion-resistant, sturdy and durable. Easy To Install: Just use a hexagonal screwdriver to unscrew sling mount adapter, then place it where you need to install, and tighten the screw. Feature: Sling mount adapter is made of high-quality steel, abrasion and corrosion resistance, sturdy and durable, serve you a long time. Tactical belt connection rings are suitable for 20mm weaver rail. Specification: Material: steel Color: black Size: 5*2.5cm Weight: 41g Package Includes: 1*rail sling attachment Satisfaction Guarantee: If you have any problems of our product, please contact us by email for replacement or refund.