Description
SLR Rifleworks Billet Upper SLR B56 AR15SLR-B56 Billet Upper ReceiverSpecifications:Machined in house from 7075 BilletDrilled for SLR ZRO HG dowel pinWorks on all AR15 type lowers and accepts all known AR15 HG’sRelief for Geissele HG locating set screws (2023)Black Type 3 Mil-Spec Hard Coat AnodizeIncludes door assembly and black billet shell deflectorWeight 7.6oz
