SMALL IN SIZE, BIG IN PROTECTION - The Besudo Lenkerschutzhülle is a custom-made protective cover for Bosch battery contacts when the battery is removed. This small cover provides all-around protection against damage and corrosion during transportation and cleaning. When charging or storing, the rubber plugs can protect the battery connectors from dirt. PLUG & SAFE - Simply slide the pin cover onto the battery contacts and you won't have to worry about the threaded pin contacts getting dirty or damaged. It's a small investment for big protection, so why not? THOUGHTFUL 2-PACK - Good lubrication ensures a smooth ride! Besudo offers the pin protective cover in a 2-pack, so your Bosch battery contacts can always be 100% protected by a Besudo protective cover, even in emergencies. ATTENTION TO DETAIL - The special hole in the handle of the contact cover pin is large enough for you to easily attach the pin cover to a keychain, backpack, or belt loop with a carabiner. This way, the contact protection is always within reach! DURABLE & 100% FIT - Made of sturdy TPE material, the Bosch E Bike battery protection offers reliable protection for the contacts in hot summers or cold winters. The contact protection is 100% compatible with Bosch batteries: Active Line, Active Line Plus, Performance Line, Performance Line CX. Besudo 2er Set Contact Protection Pin Cover for Bosch E-Bike Battery - Contact Protection Cover - Ebike Battery Cover - Ideal Cover Caps for Protection against Rain, Dust, Corrosion-019-2er Pack