Techno Pole - 16"-40" All-aluminum alloy GoPro Selfie Stick Pole (Monopod) for GoPro Hero 4, 3+, 3, 2, 1, HD, SJ4000, SJ5000 and 1/4 Standard Cameras (Camcoder) Techno GoPro Pole - Compatible with GoPro Hero 4, 3+, 3, 2, HD Extension Locks at the joint for easy retraction and extension. Extends to 40", Retracts to 16". Aluminum Material Build Quality Contents: a) Techno Pole; b) Thumbscrew c) Tripod Mount For surfing, snowboarding, diving, hiking, traveling and more.