8 stainless steel spikes on each side of the mountain bike pedal and effectively prevent your foot from slipping off the pedal

the bag can be attached to the bike more easily and securely

the inside is made of soft and warm shaker fleece and the outside is made of wind and waterproof material

total volume approx

MTB and road bikes

Gepäckträgertasche Wasserfest Schnellspanner Design mit Halterung Style:a complete set 8 stainless steel spikes onSAFETY: The bag's reflective strips increase safety. There is also a position for taillight. WATERPROOF: The bag is waterproof and the material EVA and the zipper help with this. And we'll give you a rain cover. ASSEMBLY: Thanks to the quick release, Velcro fastener and bracket, the luggage rack bag is very easy and quick to assemble. For seat post diameter of 2. 8 3. 2CM. CAPACITY: You can put a lot of things in the luggage rack bag. POSITION FOR