Weaver Top Mount, Base, Front or Rear #15 Aluminum

FITS FRONT: BROWNING T-BOLT; MARLIN A1 & 50; REMINGTON 541S & 541T; STEVENS 417; FITS REAR: BROWNING T-BOLT; MARLIN A1 & 50; REMINGTON 541S & 541T; SAVAGE 19 & 23; STEVENS 417; WINCHESTER 75 SPORTER, 75 TARGET, 77;