Each Weaver base is machined to the tightest tolerances for a custom fit. They are designed to fight the effects of recoil with a square-cut notch that precisely mates to the sturdy cross bolt in every Weaver detachable ring.
- Thompson Center Traditional Style Muzzle Loaders (New Englander)
- Mounting Hardware Included.
- Weaver advises that this base must be used with Thompson Center 9957 adapter, however Thompson Center has discontinued that product.