Bike Seat Post Rear Rack, Alloy for seatpost fixation. Pannier side rails, Black, Capacity of 22 LB, weigh 1 1/4lb Bike Seat Post Rear Rack, Alloy for seatpost fixation. Pannier side rails, Black, Capacity of 22 LB, weigh 1 1/4lb, Reflector included by Biria