Quick Release Detach Push Button Sling Swivel+ Mount Base for 20-21mm Picatinny Rail
Specifications:
Material: Alloy
Colour: Black
Net weight: 54g
Gross weight: 55g
Packing: PE
Swivel size: 3 x 3.5 x 2cm/1.18 x 1.38 x 0.79"
Application: for 20-21mm wide Picatinny Rail

Package Content:
1 x QD Sling Swivel with Mount Base
1 x Hex Wrench