TMC 4-PC M-LOK Polymer Rail Kit

Product code: AB311-DE
  • 4 x Rail Pieces
  • Screws/Nuts Included
  • Add RIS/RAS To M-LOK

Polymer 20mm RIS/RAS rail pieces designed to fit into any M-LOK rail system and provide the more widely accepted 20mm rail system for you to attach accessories to.

Full description


Included in the package are four 20mm RIS/RAS rail piece and all the screws/nuts you will need to attach them to your M-LOK rail. They are constructed from a tough yet lightweight Polymer so as not to add any unwanted weight to the end of your weapon. Give yourself access to a wider variety of attachments by adding 20mm rail to your M-LOK system, allowing you to get all the gear you need on the end of your rifle.


  • Fits to any M-LOK rail system
  • Provides 20mm RIS/RAS mount options
  • Allows the use of 20mm attachments on your M-LOK rail
  • Greater compatibility of accessories
  • Lightweight Polymer keeps weight down
  • All screws/nuts included
  • Simple install

Package Includes:

  • 4-PC M-LOK Polymer Rail Kit



External Part Type


Colour Wheel Greyscale
Item Colour
Construction Icon

Weight and Dimension

Product Height
Approx. 0.5cm
Product Length
Approx. 6.1cm
Product Width
Approx. 2cm
Weight KG Icon
Weight (KG)
Approx. 0.03kg

Part Specific

Rail System Icon
Rail System
20mm RIS / RAS , MLOK Rail System,