BOB Ibex Plus Suspension Bike Trailer with Dry Sak Lightweight trailer has adjustable suspension system to improve on-and-off-road handling Includes attachment system, spare attach pin, Spider bungee, 2 piece safety flag, fender, reflectors, Dry Sak Compatible with most full-suspension bicycles and most bicycles that have solid-axle hubs Trailer has 70 pound carrying capacity; Dry Sak has 5600 cubic inches/94 liters of storage capacity Attaches quickly and easily to a bicycles rear wheel using the BOB Quick Release or BOB Nutz system