Endeavor 100 Rifle, Mk4, 6mm ARC

CMMG’s ENDEAVOR designated marksman and distance rifle lineup is designed for superior performance, the ENDEAVOR 100 series rifle chambered in 6mm ARC features a 20-inch barrel so that you can squeeze out every drop of ballistic performance from this exciting new caliber.

Each rifle ships with one 10-round magazine, and features robust furniture and accessories like the CMMG RML15 M-LOK handguard, CMMG A1 fixed stock, A2 pistol grip, and a mil-spec charging handle, along with same the quality components and machine work at the heart of every CMMG rifle. Standard is a black hard coat anodized finish with the option to upgrade to one of 10 Premier Cerakote colors.

Mk4 platform lower receivers accept standard AR15-style magazines, and are the most versatile of the CMMG platforms, especially when paired with the .22 LR, 5.7x28mm, and 9mm conversion magazines and the matching upper receiver group.

All CMMG products come with our Lifetime Quality Guarantee.