SODIAL(R) Mini Car Suction Cup Base Holder Tripod Mount Adapter for GoPro HD HERO 2/3/3+ ST-51 black Color:Black ;Material: Plastic + PC + Stainless steel Application: For HERO HERO2 HERO3 HERO3+(or other cameras accepting 1/4" screw) Suction cup diameter: Approx. 7cm / 2.76in Product weight: Approx. 87g / 3.06oz Package includes: 1 * Suction cup base; 1 * Tripod mound ;1 * Fastening screw