Weaver 6 Hole XX-High 99691 Picatinny-Style Rings 1" Tube
Brand: WEAVER
Product Type: Sporting Goods
Package Dimensions: 12.446 L x 11.684 W x 3.81 H (centimeters)
Country of Origin: China
Package Weight: 0.4 pounds
Improved crossbolt from Weaver to Picatinny spec