Scicon, Italy's premium manufacturer of bike bags, saddlebags, travel cases and sports bags, has provided ingenious cycling travel solutions since 1980. A saddle bag that can be removed with a simple twist! Scicon's Roller System 2.1 cleverly integrates 2 tyre levers into its design, leaving you with more space inside the bag, and allows you to fit or remove the bag with a simple twist! Key Features: Ideal size for a spare tube. Tool-free installation onto saddle-rails by twisting a dial. 2 tyre levers are integrated into the bag's design. Attach or remove the saddle bag with a simple twist. Lightweight at only 125grams (manufacturer claimed).