Specification: ✥ Weight: 30g(1.06oz) ✥ Color: Black ✥ Material: Aluminum ✥ Fit: 20mm rail,can be fit helmet rail Feature: ✯ 45°Offset Rail Attachment. ✯ Offset Mount is Designed specifically for The Weapon Lights. ✯ As shown in the pictures, the offset mount fits the perfectly with most Keymod handguards. ✯ Keeps accessories off to the side so they don't interfere with handguards Or optics. Package: ◈ 1x 45 Degree Offset Rail Mount