The CMMG Forward Assist Kit (CMMG part no. 55BA556) replaces the parts that make up a forward assist on a mil-spec upper. CMMG lists it as compatible with firearms that use mil-spec forward assists, including the AR-15, CMMG Mk3 and LR-308. The kit comes with the plunger, a spring and a roll pin, so there is nothing else to track down. It is a simple fix for a sticky or broken forward assist.

Key Specifications

• It is compatible with mil-spec forward assists, according to CMMG.
• CMMG names the AR-15, CMMG Mk3 and LR-308 as compatible platforms.
• The kit includes the forward assist plunger, the part that pushes on the bolt carrier.
• A spring is included, which returns the plunger after each use.
• A roll pin is included, which holds the assembly together.
• The part is backed by CMMG’s Lifetime Quality Guarantee.

Frequently Asked Questions

Which rifles does the forward assist kit fit? CMMG lists it as compatible with firearms that use mil-spec forward assists, including the AR-15, CMMG Mk3 and LR-308.

What is in the kit? The kit includes a forward assist plunger, a spring and a roll pin.

Buy the CMMG Forward Assist Kit

A forward assist is a small mechanism that only matters when it fails. This kit gives you every part needed to rebuild it. Browse the AR forward assist selection and order from our Lubbock, Texas gun shop for fast, direct shipping.