|Platform||AR10, AR15, M4, M16, M110, SR25|
|Compatibility||Com-Spec sized carbine receiver extension tube (not included) from manufacturers such as Bushmaster, DPMS, and others|
|LOP, M4 Collapsed||~10.8 in.|
|LOP, M4 Extended||~14.6 in.|
|LOP Adjustment Range||3.8 in.|
|Length, max||7.2 in.|
|Weight, w/ receiver extension||13.6 oz.|
* Friction lock performance may vary depending on the host receiver extension's dimensional tolerances.
** Specifications based on extended-length (slant-back) commercial-spec carbine receiver extension and may vary depending on tube manufacturer.
NOTE: There are two basic sizes of M4 Carbine receiver extensions (buffer tubes): mil-spec and commercial-spec. If you have a mil-spec extension on your rifle, make sure to order the Mil-Spec CTR.
Castle nut upgrade for AR15 / M4
For proper alignment of the receiver extension
H3 Carbine buffer for AR15/M4
Stock with multiple storage options
For range of motion greater than 180 degrees
A storage-capable version of the CTR
Optimized for use with battlefield gear
Replacement spring for the AR15 / M4 family
A streamlined version of the ACS
Inexpensive, fixed, non-collapsing stock.
Streamlined A-frame profile avoids snagging
Enables ambidextrous weapon manipulation
Mil-Spec buffer for use in AR15 / M4
Heavy carbine buffer for use in AR15 / M4
H2 Carbine Buffer for AR15 / M4