Rainier ArmsNo image on fileAR-15Specifications
Mfr data- SKU
- RAMK12DI18RPU
Rainier ArmsSKU RAMK12DI18RPU · LCL-P-408661
Rainier Arms MK12 223 Wylde Partial Upper Receiver, Black, 18 in, RA-MK12-DI-18R-PU
"Rainier Arms MK12 223 Wylde Partial Upper Receiver, Black, 18 in, RA-MK12-DI-18R-PU. Bringing the highest quality parts to the market while offering the best value as well. This partial upper build utilizes a Precision Reflex GEN III free float handguard and front sight.
Upper Receiver
Best price today$1,050.00from OpticsPlanet, Inc
Best priceOut of stock
Price comparison — 1 offer
By priceOpticsPlanet, IncBest priceThis listing
Out of stock$1,050.00OOSAffiliate disclosure: Loadout Combat Lab may earn a commission from qualifying purchases made through retailer links. Rankings are by price — never sponsored.
Fits These Platforms
Similar Parts
Sons of Liberty Gun Works
Sons of Liberty Gun Works L89 AR-15 8.5 inch .300BLK Upper Receiver Group, Medium, Midlength, 1-7, ASR, Black, U-M4L89-556-145-ASR
Upper Receiver$1050
Sons of Liberty Gun Works
Sons of Liberty Gun Works L89 AR-15 14.5 inch 223 Wylde Upper Receiver Group, Medium, Midlength, 1-7, HUX, Black, U-M4L89-556-145-HUX
Upper Receiver$1050
Sons of Liberty Gun Works
Sons of Liberty Gun Works L89 AR-15 8.5 inch .300BLK Upper Receiver Group, Medium, Midlength, 1-7, Plan B, Black, U-M4L89-556-145-PB
Upper Receiver$1050
Rock River Arms
Rock River Arms BT-3 Completed Upper Receiver, 6.5mm Creedmoor, 32in, 24in Barrel, Standard SS Fluted Profile, 1-10 Twist, 5/8x24 Thread, M-LOK Handguard, Black, 65C0578BT
Upper Receiver$1049
Maxim Defense Industries
Maxim Defense Industries MDX 505 PDX/SCW Compatible URG Upper Receiver, 5.56 NATO, Hate Brake, 1/2-28 Thread, 5.5in Barrel, Arid Earth, MXM-47834
Upper Receiver$1049
Maxim Defense Industries
Maxim Defense Industries MDX 505 PDX/SCW Compatible URG Upper Receiver, 300 BLK NATO, Hate Brake, 5/8-24 Thread, 5.5in Barrel, Arid Earth, MXM-47836
Upper Receiver$1049