Foam Pole - 16"- 40" GoPro Extension Pole with Tripod Mount and Nut for GoPro Hero 4,3+,3,2, and HD Foam GoPro Pole - Compatible with GoPro Hero 4,3+,3,2, and HD Extension Locks at the joint for easy retraction and extension. Extends to 40", Retracts to 16" Contents: a) Techno Pole; b) Thumbscrew c) Tripod Mount Aluminum Material Build Quality