Products tagged with Koch

HAO's HK416A5-OTB(Over The Beach) buffer tube now is available. (VFC/WE/KWA/RS/GBBR coming soon)

HAO's OTB stock is precisely CNC'd from 6061-T6 Alumium Extrusion bar, with Y-Axis milling turrent, we now able to turn the stock in super precision toleranc Read more

HAO's HK style Quad Rail For HK416/MR556 is 100% made every details as same as RS .*It's standard equipped on 416V2 Standard kit. Read more

HAO's HK416A5-OTB(Over The Beach) buffer tube now is available. (VFC/WE/KWA/RS/GBBR coming soon)

HAO's OTB stock is precisely CNC'd from 6061-T6 Alumium Extrusion bar, with Y-Axis milling turrent, we now able to turn the stock in super precision toleranc Read more

♦ FOR MARUI MWS♦ Full CNC machining, coated with hard anodizing in MIL-STDModel : MARUI-M4-014 Read more

HAO's HK Style 416N Quad rail is 100% made every details as same as RS- Norwegian 416N.*It's standard equipped on 416NV2 Standard kit. Read more

Have you ever wondered why is that your 416 looks a bit of weird but you can't actually tell why?Maybe it's because of that hex screw of the Rail.



HAO made the RS spec 416D Quad Rail scew for you. Not the MR556/223.

Update your 416 with real deal! Read more

HAO's HK style Quad Rail For HK416/MR556 is 100% made every details as same as RS .*It's standard equipped on M27 Standard kit. Read more

MK16 Barrel Nut For MWS Read more

G-Style SMR Screw Replacement Kit Read more

HAO's HK Style 416N Quad rail is 100% made every details as same as RS.*It's standard equipped on 416N Standard kit. Read more

HAO's HK Style 416F Quad rail is 100% made every details as same as RS.*It's standard equipped on 416F Standard kit. Read more

HAO's HK style Quad Rail For HK416/MR556 is 100% made every details as same as RS .*It's standard equipped on 416V2 Standard kit. Read more

HAO's HK Style 416N Quad rail is 100% made every details as same as RS- Norwegian 416N.*It's standard equipped on 416NV2 Standard kit. Read more