Brass Tube Sleeve Brushless Electric RC Boat Drive Shaft 205mm x 4mm Product Name : RC Boat Drive Shaft;Shaft Dia. : 4mm/ 0.16" Tube Size : 8mm x 150mm /0.3" x 6"(D*L);Total Size : 205 x 8mm /8.1" x 0.3"(L*Max.Dia) Material : Stainless Steel, Brass;Color : Silver Tone, Brass Tone Net Weight : 43g Package Content : 1 x RC Boat Drive Shaft