GLOCK STANDARD FRAMES CUSTOM FIT The popular Glock Standard Frames has a proprietary rail that prevents standard rail-mounted accessories from fitting it. This CTL Custom was designed specifically for the Glock Standard Frames by the expert engineers at Viridian. Viridian has collaborative relationships with the major gun manufacturers allowing for the ultimate custom fits on the custom C Series and also the extensive line of red and green E Series. Nobody has more custom-fit accessories than Viridian and nobody does it better. Designed for the Glock Standard Frames for a perfect fit. NOTE: This device will not fit any other firearms CTL: Small Meets Powerful The TL Custom for the Glock Standard Frames is a compact 580 lumen light powerhouse - an innovative weapon light, while embracing a refined, compact design and aesthetics to perfectly match the P365. The CTL is corner stone within Viridian's C Series line of high-performance rechargeable accessories, it offers an array of industry-leading features that ensure optimal performance and tactical advantage