GC_UPC Patriot Ordnance Factory 01988 P415 Complete Upper (Piston Driven Adj. Gas Block) 5.56x45mm NATO 16.50" OD Green Anodized 3-Port Muzzle Brake 14.50" MMR M-LOK Handguard $1,339.50 01988 show more like this $10.95 flat rate GunStuff TV GC_UPC Patriot Ordnance Factory P415 Complete Upper 5.56x45mm NATO with 16.50" Barrel - 01988 $1,368.99 01988 show more like this $9.99 - $19.99 Deguns.net GC_UPC Patriot Ordnance Factory 01988 P415 Complete Upper (Piston Driven Adj. Gas Block) 5.56x45mm NATO 16.50", OD Green Anodized, 3-Port Muzzle Brake, 14.50" MMR M-LOK Handguard $1,394.52 01988 show more like this Calculated in Cart Classic Firearms GC_UPC Patriot Ordnance Factory 01988 P415 Complete Upper (Piston Driven Adj. Gas Block) 5.56X45mm Nato 16.50", OD Green Anodized, 3-Port Muzzle Brake, 14.50" Mmr M-Lok Handguard MAP 01988 show more like this Firearms $18.45, Free over $500 Shooting Surplus GC_UPC Patriot Ordnance Factory P415 Complete Upper (Piston Driven) 5.56x45mm NATO 16.50", OD Green Anodized, 3-Port Muzzle Brake, 14.50" MMR M-LOK Handguard MAP 01988 show more like this Free on Firearms Acute Firearms