Wheeler Engineering Delta Series Sporter Bi-Weaver Style/Pic Rings 1in High Black. These revolutionary rings feature an easily adjustable base for conversion from Weaver to Pic Rail compatibility and back again. The durable 6061 aluminum construction will last through all your hunts and competitions featuring 4 offset screws for easy on-the-go adjustments. Rings are available in 1" 30mm and 34mm Low Medium and High to fit all your favorite optics. Specifications for Wheeler Engineering Delta Series Sporter Weaver/Picatinny Scope Ring: Manufacturer: Wheeler Engineering Gun Model: Universal Ring Quantity: Pair Quantity: 1 Pair Fabric/Material: 6061 Aluminum Condition: New Color: Black Mount Type: Weaver Design: Ergonomic Adjustability: Adjustable Features of Wheeler Engineering Delta Series Sporter Weaver/Picatinny Scope Ring Offset 4 Srew Proprietary conversion for weaver or pic rail compability Package Contents: Wheeler Engineering Delta Series Sporter Weaver/Picatinny Scope Ring Wheeler Engineering 1133749: Delta Series Sporter Bi-Weaver Style/Pic Rings 1in High Black