The FM21 is compatible with some of the latest popular Olight models include the M22 Warrior, M23 Javelot, S80 Baton and the R40 seeker (or any light of with a 1.5 inch/3,81cm bezel diameter).
Fits with Olight M23, M20SX, M22 Warrior, M21X Warrior, R40 Seeker flashlights.

Features:

• Constructed from rugged TPU;
• Slip over the head of your flashlight;
• Useful for navigating at night, hunting, law enforcement, and military applications;
• Available to fit your flashlight;
• Red light improves night vision and reduces the probability of alerting game animals;
• Width: 4,3 cm;
• Height: 2,5 cm.