Home / Accessory-Rings/Mounts/Bases / CZ-USA RINGS CZ 457 30MM ALUMINUM View cart “Burris Optics X-TAC SAVAGE LA 1-PC BASE” has been added to your cart. CZ-USA RINGS CZ 457 30MM ALUMINUM$3049 Out of stock SKU: 40087 Category: Accessory-Rings/Mounts/Bases Product ID: 28433 Description Description 0.575″ Base Height Related products Sale! Burris Optics SIGNATURE RINGS 1″ MED BLK WVR $5999 Original price was: $5999.$5587Current price is: $5587. Sale! Warne MSR AIMPOINT RED-DOT RISER $10549 Original price was: $10549.$8091Current price is: $8091. Sale! Trijicon QLOC CANTILEVER MNT 34MM 1.59 $35600 Original price was: $35600.$27211Current price is: $27211. Sale! Trijicon QLOC BOLTACTION MNT 34MM 1.125 $35600 Original price was: $35600.$27211Current price is: $27211.