TALLEY Stainless Steel Bases for Cooper Model 21 / 38 / 57M MOLD The front and rear support

The front and rear support features a non-marring material that is gentle on your firearm's finish yet is firm enough to provide a stable shooting surface

this is the most up-to-date and comprehensive cast bullet data available

With free Parabolic Adapter and free licence to Applied Ballistics App

and concerts

TALLEY Stainless Steel Bases for Cooper Model 21 / 38 / 57M MOLD The front and rear supportTalley Scope Ring Bases are machined from solid bar stock. The double recoil shoulder design of the Talley Base holds your scope with absolute rigidity under severe recoil. The base is checked and rechecked by our quality control manager. This is to ensure the best fit possible to your firearm. This base system is required with either Talley Quick Detachable or Talley Fixed Rings.