While the SmallRig 1/4"-20 Thread to Cold Shoe Adapter for Pro Mobile Cage, J-Shaper, is a versatile accessory designed to enhance your mobile filming setup, it is specifically crafted for use with SmallRig Pro Mobile Cages. Compatible models include the SmallRig Pro Mobile Cage for Samsung S10+ CPS2441, the SmallRig Pro Mobile Cage for iPhone 11 Pro CPA2471, and the SmallRig Standard Universal Mobile Phone Cage CPU2391, among others. This adapter provides an additional cold shoe mount, ideal for attaching essential accessories such as a microphone or Led light, thereby expanding your creative possibilities.The adapter is engineered for secure attachment, utilizing a single 1/4"-20 screw that ensures stability and prevents any unwanted rotation, thanks to its innovative locating structure. This feature is particularly beneficial when repositioning a microphone to avoid it appearing in the frame while using a super-wide-angle lens.