Crosman Seal 38-128 for 1077 SSP250 & Others - oring o-ring valve gasket This is a genuine Crosman seal, part number 38-128. Found on the 1077, SSP250 and other models. Brand new, never used. One seal per purchase Crosman changed the look of this seal, compared to earlier Crosman models. If you have an older Crosman, this seal may look different, BUT IT IS THE CORRECT ONE. If your Crosman calls for 38-128, this is the seal you need, despite what your old seal looks like. Again, this is a genuine Crosman part. If you need 38-128, this is exactly what you need, no matter what your old seal's color or shape is. The new-style seal fits.