All our other accessories -1/4" CNC Extension Arm Base Adapter For Insta360 ONE X2 X Black Description: Aluminum extension arm, used for shooting videos and photos with a new extended viewing angle Connect sports camera or panorama camera and helmet mount / side mount or hand grip for shooting next level view Made of CNC aluminum, hollow design reduces burden Standard 1/4 inch screw adapter, can extend backpack clip/selfie stick/tripod/hand strap/chest strap and more accessories of photography Easy to install, compact and portable specification: Material: aluminum alloy Applicable models: for Insta360 ONE X2/X Net weight: 50.3g (extension arm + black adapter + long screw) Package weight: 54g ( extension arm + black adapter + long screw) Product size: 2.3x2.8x2.3cm/0.9x1.1in (transition head), 5.5x1.5x1.5cm/2.2x0.6x0 .6 inch (long screw), 16.5x1.6x1.5cm/6.5x 0.6x0. 6 inch (extension arm) Package size: 19.5x12cm / 7.7x4.7 inch (extension arm + black adapter + long screw) Package includes: 1 x conversion head 1 x long screw 1 x extension arm