Master Link, T8F / TF8 / 8mm / BF05T denomination. Commonly used for a wide range of powersports and mobility products including (but not limited to) gas or electric scooters, go karts, buggies, golf carts, mini bikes, pocket bikes, mini choppers and other varieties of 2-stroke 39cc, 47cc, 49cc and smaller 4-stroke products. Total link length is 1.53cm, outside width is 1.0cm and the inside width is 4.7mm.