Starting at 610.00

Tactical BBL
1 × Krieger 1-7 Twist, 1/2-28 Threads
Finish Options
Choose from the following options if you wish to customize your piece.
Headspaced Bolt
If you would like to send in your bolt to have the headspace checked please make note in the customer comment section at checkout.


Our CLE  SAM-R are some of the best available. They were originally designed for use by the USMC combat units as a modified M16 providing precision accuracy. They are Krieger-SS 1:7 twist, preban 1/2×28, M4 feed ramps, with 1″ under the handguard, .750 gas block diameter and 740 at the muzzle. If you have a bolt you would like to provide you are welcome to ship it to us for accurate head spacing. If you prefer different threads or feed ramps you can refer to our Krieger Service Rifle.


  • Manufactured by: Compass Lake Engineering


Additional information

Barrel Brand


Chamber Type

Feed Ramps




Matched Bolt

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