The RMSA Rifle Mini Stock Assembly complete combo kit is precision machined to provide you with a excellent option for running a rifle fixed stock solution. The UMS stock is compatible with a number of other buffer tube including Mil-Spec Carbine receiver extensions along with other buffer tubes. It does however work bust in conjunction with the sturdy HexOne buffer tube. Both the UMS and HexOne are precision machined from US sourced aluminum. Both items feature a matte black finish which is a perfect match for just about any AR-15 pattern lower receiver.

Specifications and Features:
Phase 5 Tactical RMSA
Rifle Mini Stock Assembly Kit
Extends 9.9" Behind Lower Receiver
UMS/HexOne Buffer Tube Overall Weight 14.2oz
UMS is made from 6061-T6 Aluminum
HexOne is made from 7075-T6
Matte Black Finish

Fits:
AR-15 Lower Receivers

Includes:
One Universal Mini Stock
Two Set Screws (installed)
One Extended 1/8" hex key
One HexOne Rifle Length Buffer Tube
One AR-15/M16 Rifle Buffer
One AR-15/M16 Rifle Buffer Spring
One Castle Nut
One End Plate