Topeak DeFender M2 Rear MTB 26` Black CheckoutSpec= 6.929 TLG (Total Spring Length) Built-in Air Release Purge Valve

Built-in Air Release Purge Valve purges extra air to fully compress the load

Base / Climbing Zone: Protec / Twin Skin Mohair Mix (K51116)

With daylight visibility up to 1 mile motorists will be able to see you from a distance

This is what Johannes Høsflot Klæbo says about the Speedmax 3D:

Topeak DeFender M2 Rear MTB 26` Black CheckoutSpec= 6.929 TLG (Total Spring Length) Built-in Air Release Purge ValveA stiff engineering grade plastic support frame is co molded to a softer more flexible material at both ends for greater durability. Highly polished underside helps prevent dirt build up. Universal quick release attachment systems TECH SPECS Vendor Topeak Manufacture Number TC9618 Model Name DeFender M2 Category Fenders