Platform: AR10, AR15, M4, M16, M110, SR25
LOP, M4 Collapsed: 10.9 in
LOP, M4 Extended: 14.2 in
LOP Adjustment Range: 3.3 in
Length max: 7.3 in
Weight: 12.3 oz
Weight: w/ receiver extension: 16.3 oz
Width max: 2.6in
NOTE: There are two basic sizes of M4 Carbine receiver extensions (buffer tubes): Mil-Spec and Commercial-Spec. If you have a commercial-spec size extension on your rifle, make sure to order the Commercial-Spec MOE SL.