Weaver Top Mount Base 40a-m Rem 700 Ext Front

The matte black Top Mount Base #40A-M from Weaver has been machined to tight tolerances for a custom fit. This aluminum base offers maximum strength so that the rings will hold tight.

Compatibility
Rear Extension Base for:
Beretta Pintail Slug Gun
BSA Monarch Medium Action in 222, 243, 308; CF2; Monarch Long Action in 7mm, 270, 30-06
Colt Sauer
Sauer 200
Shilen Round Receiver

Front Extension Base for:
Beretta Pintail Slug Gun
BSA Monarch Medium Action in 222, 243, 308; CF2; Monarch Long Action in 7mm, 270, 30-06
Churchill Highlander
Mossberg 100 ATR, 1500, 1700
Colt Sauer
Enfield with receiver cut down like a Remington 721
Herters U9 Round Receiver
Howa Howa
Raptor Arms 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
Sauer 200
Shilen Round Receiver
Smith & Wesson 1500, 1600, 1700
Weatherby Vanguard, Mark V magnum caliber except 240 magnum

Note: The Raptor Arms that are the same as the Remington 700 Long Action and the Remington 700, 78, 40X-L, 721, 725 (all long actions), 700, 78, 40X-S, 722, 725 (all short actions), and 700 Muzzleloader can be used with a tactical multi-slot base.