6-9 inch Tactics Butterfly Clip Foot Bracket/ 6-inch Spring Foot Bracket/Metal Foot can Retractable Foot Bracket with 20 mm Picatinny Install connector

Full Metal 6-9 Inch,20 mm or 11 mm Rails Adaptor, Sling Connection.
Heights:6-9inch,6 Levels(0.5 inch per level).
Easy to use, sturdy construction， Heavy Duty.
Push the button to eject the feet.
Rubber feet avoid slip, top rubber is covered to avoid scratching your caliber.
High-quality durable aluminum alloy， black matte finish.