Check the listing for details. Quick Release Detach 5 Slots Riser Scope Mount for 20mm Picatinny Rail Base. Color: Black, Condition: New. Listed at 9.99 USD. eBay Product Description Description Model: KC08 Color: Black Dimensions (L x W x H) :2.35 x 1.3 x 0.6" (5.9 x 3.3 x 1.5 cm) Material: high quality aluminum Package: 1x QD 20MM Rail mount 1 x Wrench Feature: Most Versatile for Use as QD Riser Immediate Conversion of Any Non-QD Mount Accessories to QD Deployment. Made from Aircraft Aluminum with Matte Anodizing. Designed for quick application and removal and to fit on any Picatinny rail system . Rail Type : Picatinny/Weaver ,20 mm Stable surface to mount your favorite optics to your weapon. It is most versatile for use as QD riser and facilitates immediate conversion of any non-QD mount accessory to QD deployment. It is made using an incredibly durable aircraft grade aluminum with a matte anodizing, for a mount that is reliable and efficient. Please carefully compare the size of our products and the installation dimensions of your equipment before buying. Please NOTE: Before shipping this product from the factory, we are conducting a total inspection. But due to imported goods overseas, some scratches, paint irregularities, etc. That are attached at the time of importing may be seen.