Odin Works M-lok Accessory Rail 5 Slot Keymod

Includes M-LOK nuts, screws, and hex wrench.
Weight: 0.8 oz (including M-LOK nuts and screws).
2 5/16" long.
Accessory Rail can be placed at 3,6, and 9 o'clock positions and can be joined to create continuous Pic Spec Rail.
Made from 6061-T6 Billet Aluminum.
M-LOK is a modular locking accessory mounting system developed by MAGPUL.
It adjusts in 1/2 slot increments for precise accessory placement.
No access to back side of the rail is required.
Accessories can mount with either end facing forward.
Works with both metal and polymer accessories.