Building a Precision AR-15 18" SPR (Special Purpose Rifle)
12 videos • 31,947 views • by Long Range Shooters of Utah LRSU SPR Build Series where we take you step by step thru the parts list, tool and complete build of a long range precision AR-15 or Special Purpose Rifle as they have come to be called. Also known as a DMR or designated marksman rifle, the SPR type configuration are used by special forces including Navy Seal Marcus Lutrell of the book and movie Lone Survivor. Navy seals SPR rifles are referred to as the MK 12 or Mark 12. Designed to shoot a heavier 70-77 gr bullet from a match grade 1:7 twist barrel these rifle are capable of sub 1/2 MOA accuracy and an effective range of 900-1000 yards. These are some of the most accurate sem-automatic rifles in the world. I hope you enjoy the video. Please subscribe, like, share and check out our other build videos. Parts List & Approximate Price Mega Arms Billet Ambi Billet Matched set upper & lower $400 White Oak Armament 18" 1:7 twist SPR Barrel - $265-170 Noveske NSR 16.7" handguard $285 Syrac Ordinance Adj Gas Block $99 Luth-AR MBA 1 Stock - $135 Fail Zero BCG $159 JP Silent Capture Spring $140 Geisselle SSA-E Trigger $240 Gas Tube $14 Lower Parts Kit $30-40 Noveske Take Down Pivot Pins - $15 Noveske 60 Safety Selector $40-45 ADM QD Mount - $180 SWFA 3-15 optic $699 Harris BRM S bipod $105 Total Before Optics, Mount & Accessories: $1,960 Total w/o Suppressor: $2,839 Total w/ Suppressor: $3,839