Heißer Verkauf Nützliche Beste Kupplung Messing für RC Boot Auto Roboter Kupplung Gelenk
Side screw holes are unified as for M3. Each coupling is supplied with four screws. There are many kinds of joint couplers on sold. Material: brass. 4 x screws. 2mm to 5mm. 6mm to 6mm. 5mm to 6mm.