... all coins diameter. 2Counter connector available coin acceptor for kiddie rider :1,Take out the plastic coin from the slot, put ... , and adjust VR to suitable position; coin acceptor for kiddie rider Function:1,Prevent false coin2,Counter connector available3,Suitable all ... ,Pulse signal adjustable 20/40/60 coin acceptor for kiddie rider Product parameters:Coin Diameter: 18 mm ~ 31 mmCoin Thickness: 1 ...