Left Hand Assemblies and Parts

Since this is a specialty item, current lead times vary between 2-3 weeks. Holiday and special sale lead times can be longer.  If your order goes beyond the listed lead time, please get in contact with us via email and we will look into your issue. We can build your upper to any of your specifications. Below are just few examples. Please get in contact with us if you have your specific build in mind. Thank you.
 

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16" 300 blk stainless steel straight fluted upper assembly Left Hand
Barrel - 16" 416 stainless steel hbar contour barrel. Straight fluted. Hardened to 26-32 rc and stress releived.  Chambered in 300 blackout. 1-7 rh twist button rifled. .750 under gas block. Threaded 5/8-24 and has x-treme muzzle brake installed. M4 feedramps. A3 flat top upper reciever..
$449.95
16" 5.56/.223 AR-15 stainless steel bull upper assembly Left Hand
Barrel - 16" 416 stainless steel bull contour barrel. Hardened to 26-32 rc and stress releived.  Chambered in 5.56 nato (also accepts .223 rounds). 1-9 rh twist 6 groove button rifled. .936 under gas block. Target crowned. M4 feedramps. A3 flat top upper reciever - Left hand made f..
$399.95 $449.95
16" 7.62x39 stainless steel fluted upper assembly Left Hand
Barrel - 16" 416 stainless steel hbar contour barrel. Straight fluted. Hardened to 26-32 rc and stress releived.  Chambered in 7.62 x 39. 1-10 rh twist button rifled. .750 under gas block. Threaded 5/8-24 and has x-treme muzzle brake installed. M4 feedramps. A3 flat top upper reciever -..
$429.95 $459.95
16" AR-15 5.56/.223 M4 chrome lined upper assembly LEFT HAND
Barrel - 16" 4150 cmv steel m4 contour barrel. Chrome lined, parkerized finish. Hardened to 26-32 rc and stress releived.  Chambered in 5.56 nato. 1-8 rh twist. Button rifled. .750 under gas block. 1/2-28 threads on muzzle end with A2 compensator and crush washer. M4 feedramps. A3 flat ..
$399.95
16" AR-15 diamond fluted upper assembly Left Hand
Barrel - 16" 416 stainless steel hbar contour barrel.  Diamond fluted. Hardened to 26-32 rc and stress releived.  Chambered in 300 blackout. 1-9 rh twist button rifled. .750 under gas block. Threaded 1/2x28 and has x-treme muzzle brake installed. M4 feedramps. A3 flat top upper rec..
$449.95 $499.95
20" 5.56/.223 AR-15 stainless steel bull upper assembly LEFT HAND
Barrel - 20" 416 stainless steel bull contour barrel. Hardened to 26-32 rc and stress releived.  Chambered in 5.56 nato (also accepts .223 rounds). 1-8 rh twist 6 groove button rifled. .936 under gas block. Target crowned. M4 feedramps. A3 flat top upper reciever - Left hand made from c..
$399.95 $459.95