Smatree Aluminum Mini Lightweight Thumbscrew for for GoPro Hero 5/4/3+/3/2/1/ SJ4000, SJ5000 (Blue) Lightweight,0.3oz/8.5g;Billet Aluminum Thumbscrew, High quality stainless Steel Acorn Nut, High-Strength Only replacement for Cameras,replace the plastic thumbscrew Rubber O-ring helps to prevent your camera abrasion Blue color makes your camera look cool and awesome Package: 1 x Long Thumbscrew with Steel Acorn Nut