M-Spec BCG 5.56 Titanium Nitride Trigger 5" push-button swivels (swivel not

5" push-button swivels (swivel not included) Rear/Bottom - 1

polymer Height

Spex Lite Fill

External length 7

SR25 Compatibility Mil-Spec sized carbine receiver extension tubes

M-Spec BCG 5.56 Titanium Nitride Trigger 5" push-button swivels (swivel notNot every customer has the requirement or budget for a fully enhanced, top of the line AR15 accessory. Many users simply need a quality milspec component supplied at a sensible price. M SPEC is a range of AR15 accessories and components that follow the military specification in dimensions, tolerances and materials with the addition of a few upgrades and enhancements to raise the performance standard of the product above the 'milspec' rating, while