Durable Bicycle Rear Seat, Bicycle Accessory Aluminum Alloy Bicycle Rack, Removable for Road Bike Mountain Bike Most Bike Cycling Equipment

Features: Fix tightly onto the seat post of your bicycle.  Suitable for mountain bike and road bicycle whose seat post diameter is less than 33mm. Adopt high-strength aluminum alloy material, durable and sturdy.  With a elastic rope to help fasten your luggage.  Quick installation and removal. Specification: Color: Black + Silver Material: High-strength aluminum alloy Application: Sit pipe diameter below 32mm Load Capacity: 9KG Total Length: Approx. 49.1cm / 19.3in Seat Size(l*w): Approx. 29.4*12.1cm / 11.6*4.8in Weight: Approx. 627g Package List: 1 * Bicycle Rack  1 * Fastener Rope with Light Reflective Plate Note: Please allow 1-2cm (0.4-0.8") differences due to manual measurement, thanks.