Reptilia RECC-E, Stock Adapter, Black, AR Rifles 100-143 Introducing the RECCE Carbine Stock by Reptilia! After over two years of development and testing" Reptilia proudly announces the RECCE Stock for AR10/SR25 pattern rifles. Designed at the request of a military end user" the RECCE Stock features a constant cheek weld" switchable QD sling attachment points" rubber buttpad" and a modular design that allows usage of a standard AR15 carbine buffer system" or A5/SR25 carbine buffer system by replacing the receiver extension (buffer tube) and forward portion of the stock. Weighing only 12.8 ounces including the proprietary SR-25/A5-length receiver extension" the RECCE stock is the ideal lightweight solution for the entire spectrum of AR-pattern guns from compact to precision.