Aluminum Bike Bicycle Saddle Rail Camera Bike Seat Mount For GoPro Hero 2 3 3 Plus 4 Xiaomi Yi SJ4000 SJ5000 SJcam<br>  Features:  Fits all standard 2-Rail saddles including oversized carbon rails Super light， super strong mount Material: Aluminum Size: Approx. 6.3cm x 4.5cm \/ 2.5 inch x 1.8 inch Color: Black， Red Bicycle saddle rail seat mount for GoPro HD Hero 2 3 3+ 4， SJCAM， SJ4000 SJ5000 SJ6000， XIAOMI YI CAMERA， designed to lock your camera securely underneath your saddle on the rails  Package Included:   1 x Bicycle Saddle Rail Mount 1 x Wrench  Detail Pictures: