CMMG ZEROED Mk3 AR-10 / LR-308 Lower Parts Kit with Ambidextrous Safety

Parts

CMMG ZEROED Mk3 AR-10 / LR-308 Lower Parts Kit – Ambidextrous Safety | Black

The CMMG ZEROED Mk3 Lower Parts Kit provides the essential lower receiver components for CMMG Mk3 and most compatible LR-308-pattern lower receivers. Designed for large-frame AR platforms, this kit includes a CMMG ZEROED ambidextrous safety selector, fire-control components, receiver pins, controls, springs, detents and an A2-style pistol grip.

Components are packaged in convenient color-coded packets, making the individual parts easier to identify and organize. This is a strong choice for customers looking for a CMMG Mk3 lower parts kit or an AR-10/LR-308 LPK with an ambidextrous selector.

Compatibility can vary among large-frame AR receivers because AR-10/LR-308 platforms are not universally standardized. CMMG specifies compatibility with the CMMG Mk3 and most LR-308-type lowers.

FAQ

Will the CMMG ZEROED Mk3 Lower Parts Kit fit every AR-10 lower receiver?

CMMG specifies this kit for the CMMG Mk3 and most LR-308-type lower receivers. Large-frame AR receiver dimensions and component requirements can vary between manufacturers and patterns, so compatibility with a specific lower should be verified before purchase.

Package Includes

• Bolt catch
• Bolt catch screw-in pin
• Bolt catch plunger
• Bolt catch spring
• Trigger
• Trigger spring
• Disconnector
• Disconnector spring
• Hammer
• Hammer spring
• Trigger and hammer retaining pins
• Ambidextrous safety selector
• Safety detent, spring and screw
• Magazine catch
• Magazine catch spring
• Magazine release button
• Pivot and takedown pins
• Pivot and takedown detents and springs
• A2-style pistol grip
• Grip screw and washer
• Buffer retainer and spring

Key Specifications