The matte black Grand Slam Steel Top Mount Base #S36 from Weaver has been machined to tight tolerances for a custom fit. A square-cut notch mates to the sturdy cross bolt in every Weaver top mount ring.
Compatibility
Standard Rear Base for:
BSA Monarch Medium Action in 222, 243, 308; CF2; Monarch Long Action in 7mm, 270, 30-06
Churchill Highlander
Mossberg 100 ATR, 1500, 1700
Enfield with receiver cut down like a Remington 721
Herters U9 Round Receiver
Howa Howa
Raptor Arms that id the same as Remington 700 Long Action
Remington 700, 78, 40X-L, 721, 725 (all long actions); 700, 78, 40X-S, 722, 725 (all short actions); 700 Muzzleloader
Smith & Wesson 1500, 1600, 1700
Weatherby Vanguard
Standard Front Base for:
Churchill Highlander
Standard Front Base for:
UPC: 076683482259