2mm Inner Dia 25mm x 7mm Aluminum Rudder Arm Linkage Clip for RC Boat Product Name : Rudder Arm Linkage Clip;Inner Dia. : 2mm/0.08" Side Hole Thread Dia. : 2.5mm/0.1";Total Size : 25 x 7mm /1" x 0.28"(L*O.D.) Material : Aluminum;Color : Red Net Weight : 4g Package Content : 1 x Rudder Arm Linkage Clip