The Leapers UTH Super Slim Picatinny Riser Mount 0.5 inchH 3 Slot is ready to help you get your accessories in the right position or co-witness your red dot reflex optic! It securely attaches to your Picatinny top rail with locking Torx screws and has an Integral Recoil Lug for a rock solid hold. It has three slots and raises your attachment point 0.5 inch off the top rail. Turn to Leapers UTG when you need high quality cost effective parts and accessories for your modern musket!