The RL556v3™ features Polymer80’s proprietary polymer composite, a solid core design, flared magwell, and beefier mil-spec buffer tube housing. The pistol grip area features a unique threadless design specific to Polymer80 rifle lowers.
The kit includes:
- 80% Polymer AR15 Lower Blank (Mil-spec)
- Hex Key
- Set Screw
- Grip Nut
- Grip Screw
- Bolt Catch Pin
This product does not include a jig.
Black, FDE, Gray, OD Green
On August 10, 2022, the Superior Court for the District of Columbia ruled that Polymer80 handgun frames, lower receivers, Buy, Build, Shoot kits and any comparable products are illegal to purchase and possess in the District of Columbia under District of Columbia law. Please be advised that different states, localities, and jurisdictions have different laws regarding the types of products sold by Polymer80, and such products may be unlawful in certain places. By using this website, or using or purchasing a Polymer80 product, you affirm that you have verified that you may possess, purchase, and use Polymer80 products under all applicable federal, state, and local laws.