Description
TacFire SS-RK6 6.5 Creedmoor AR build kit is a rifle parts kit built around a 20 in 6.5 Creedmoor barrel with a nitride finish. It includes a nitride barrel extension, gas system parts, a 15 in low profile free float handguard, and an AR-10/.308 bolt carrier group, plus upper and trigger group components for assembly.
What’s included
- 20 in 6.5 Creedmoor barrel with nitride barrel extension
- Birdcage flash hider with crush washer
- NIB extension/nitride
- AR-15/.750 micro low profile gas block, mid length gas tube with pin, steel
- 15 in .308 low profile MLOK free float handguard
- .308 DPMS low profile stripped upper receiver
- AR-10/.308 charging handle, aluminum with steel latch
- Dust cover
- AR-15 forward assist
- AR-15 standard receiver end plate
- Mil-Spec/commercial castle nut, steel
- Buffer tube, aluminum
- 3.8 oz heavy buffer and tube spring
- AR-15 enhanced pistol grip
- AR-10 .308 bolt carrier group
Barrel thread and gas system
| Thread Pitch | 5/8×24 |
|---|---|
| Gas System | Mid length |
| Gas Block | .750 micro, low profile |



