CRS140A056 Exhaust Valve Ring

Exhaust Valve Ring for later Crosman 130, 137, 140, 147, and models 760, 1300, 1400, etc.   If you are using the CRS140A056 to replace a CRS140-056 on the older models 130, 137, 140, 147 you have to use a CRS130-029 or CRS1930-016 (order required one  separately) with your breech seal..