Blackburn SPX-1 Ultimate Seatpost Rack
The SPX-1 Ultimate Seat post Rack is made of aircraft quality 6061 aluminum rod for uncompromised strength. This seat post rack has a reflector end plug and flasher clip included and is perfect for bikes without braze-on rack mounts. This great rack comes with secure, 4 bolt mounting hardware. It has a 21lb/10kg carrying capacity.