Fenix ALG-18 Barrel Mount Features

• Tool-free assembly and disassembly
• Made of A6061-T6 aluminum
• Premium type HAIII hard-anodized anti-abrasive finish
• Fits weapon barrel with diameters of 18mm-23mm
• Compatible with flashlight body diameters of 23.5-28mm and a head less than 70mm, including C7, E-CP, E28R, E35R, HT18, HT30R, PD32 V2.0, PD35 V3.0, PD36R, PD36R, PD36R PRO, PD36 TAC, PD40R V2.0, TK16 V2.0, TK20R V2.0, TK22 TAC, TK26R, TK30, WF26R

Note:  If this is used on a barrel with high volume rounds the heat of the barrel will require you to remove the rubber cushions before using.