The Cubrir Scope Cover is 13" (330mm) long and was developed for Mid Range Optics for AR15/10's.

These should fit the N.F./SB 1-4 & 2.5-10, the smaller U.S. Optics, & others under 13"

Distance between box stitches on carry handle is 6.25" +-

Muzzle protector included that fits up to 1.175" dia.