Home / Accessory-Rings/Mounts/Bases / Weaver SPR THUMBNUT MOUNT 30MM Sale! Weaver SPR THUMBNUT MOUNT 30MM$7495 $6593 Out of stock SKU: 48375 Category: Accessory-Rings/Mounts/Bases Product ID: 29070 Description Description 30mmCantilever AR Mount Related products Sale! Burris Optics SIGNATURE RINGS 30MM MED UDT $7799 $6883 Sale! Burris Optics X-TAC 30MM RINGS 1.25 HEIGHT $13199 $10167 Heckler and Koch (HK USA) MOUNTING PLATE #3 VP OR $4900 Sale! Burris Optics X-TAC 30MM RING X-HIGH BLK 1PC $4799 $4634