An ingenious, spill-free system for refueling your motorcycle, which puts an end to fuel poured all over your gas tank. It features a Ø21 mm spring-loaded, push-release filler neck with integrated vent for 100% gurgle-free filling. Removing the spout from the tank automatically cuts off fuel flow. Comes with cap and strap for securing it to the canister. The Bike Filler fits hünersdoff 3l jerrycans and FuelFriend 1-2l cans.