Adjustable Solar Panel Pole Mounting Bracket Rack Kit for 20W Dia 1.5-3.0 Inch

ONLY Compatible with 20W 30W solar panels including BC-20W-Ultra, BC-30W-Ultra, SP-20W-M PRO, SP-30W-M PRO, BC-20W-24V Ultra, BC-30W-24V Ultra.

eBay