Additionally, the means for cooperating with the retention catch further including means for securing {HEAD ~ the adapter} in {TAIL ~ place} within the secondary receiver chamber when the magazine catch of a rifle is moved out of the through opening of the adapter 
in
Additionally , the means for cooperating with the retention catch further including means for securing { HEAD ~ the adapter } in { TAIL ~ place } within the secondary receiver chamber when the magazine catch of a rifle is moved out of the through opening of the adapter
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH