an upper output roller and a lower output roller, the upper and lower output rollers fixedly mounted in relation to {TAIL ~ the front stop mechanism} and {HEAD ~ translatable therewith} 
an upper output roller and a lower output roller , the upper and lower output rollers fixedly mounted in relation to { TAIL ~ the front stop mechanism } and { HEAD ~ translatable therewith }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD