CMMG .308 Lower Parts Kit

(No reviews yet) Write a Review
Usually Ships Within 3 Business Days - Excluding Holidays
Calculated at Checkout
MSRP: $79.95
— You save $1.00


CMMG .308 Lower Parts Kit

All the parts you need to get started on your next Mk3 build. Combine this kit with a buttstock kit to complete your lower group. Compatible with CMMG Mk3 Lowers and most LR308 type lowers.


  • All parts meet or exceed mil-spec
  • CMMG Mk3 Lowers and most LR308 type lowers


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

**Not all 308 lowers are the same. The kit is designed to work with CMMG lowers and are “Mil-Spec”. CMMG recommends checking with the manufacturer of your lower for compatibility of parts if you are not using a CMMG receiver**

View AllClose

0 Reviews

View AllClose

Explore Black Rifle Depot's impressive selection of AR15 parts and AR15 parts kits, all available at discounted prices. Whether you want to enhance your current setup or embark on a new build, they offer a wide range of high-quality components to meet your needs. With their affordable prices, you can upgrade your AR15 without stretching your budget. Step into the world of Black Rifle Depot and discover how you can elevate your AR15 experience.