FEICHAO Diving Carbon Fiber Dual Ball Head Float Buoyancy Extension Arm fr Gopro
Product buoyancy: about 39g, 47g, 55g, 63g, 71g, 79g, 87g, 95g. The net buoyancy of the product is about 14g, 8g, 2g, 4g, 10g, 16g, 22g, 28g. Suitable for diving photography, single and dual hand-held brackets;.