Check the listing for details. 1" Diameter Low Profile See-Thru Scope Ring Offset Side Mount QD. Condition: New. Listed at 8.90 USD. 1" Offset Scope / Laser Mount :: Features 45 degree offset to avoid interference with other mounted optics See-thru design Compatible with most scopes, flashlight, and laser sights with 1" diameter 30mm deep scope ring for secure scope mounting Large thumb wheel for quick rail attachment and detachment Fits all standard Picatinny / Weaver rails Lightweight, made of aluminum with black anodized matte finish Easy installation (tool included) :: Specifications 30mm (Height) 30mm (Depth) Width 77mm Height 30mm Depth 30mm Material Aluminum Steel Weight 2.3 oz / 62 g Scope Ring Diameter 1 in. / 25 mm Fits 20 mm Picatinny / Weaver Rails Finish Black Matte :: Items Included One (1) offset scope ring One (1) Allen key :: Payment & Shipping Information We prefer Paypal, but also accept all major credit cards via PayPal. Your order will be processed within 1 business day. Most items are shipped via USPS with either First Class Mail or Priority Mail depending on your purchase. :: Return Policy We offer a 30-day return period for a full refund. We pay for the shipping if an item is defective or not as described. Please e-mail us through My eBay for further details.