Serfas has the basics covered with the Combo Kit. It comes with their Micro Blast CO2 inflator, 2 16-gram threaded cartridges, a 6-piece mini-tool, and a set of tire levers, as well as a seat bag to carry it all.

Keep your belongings safe & dry with the completely waterproof Monsoon Bag. The roll top, elastic closure mechanism & quick release saddle rail bracket make the Monsoon Bag easy to install & built to endure the elements. Features: - Waterproof Construction - Roll Top Closure System - Quick Release Saddle Rail Mount - Reflective Logo Highlights - Material: 210D Ripstop Specs: - Size: 5.5? x 2.5" x 3.5"/ 48 Cubic Inches (Medium), 6.5" x 2.5" x 4.5"/ 73 Cubic Inches (Large)

Key features: - Hook and loop saddle attachment firmly keeps bag connected to your bike - Low-profile seatpost attachment prevents bag from swinging while riding - Internal pockets securely hold credit cards and valuables - Loop on face of bag easily attaches clips for rear lights - Reflective elements enhance visibility for maximum safety anytime - Light and robust material holds up to elements without contaminating contents - 85 cu. in. (1385cc) capacity

Key features: - Hook and loop saddle attachment firmly keeps bag connected to your bike - Low-profile seatpost attachment prevents bag from swinging while riding - Internal pockets securely hold credit cards and valuables - Loop on face of bag easily attaches clips for rear lights - Zippered expansion allows for extra storage space - Light and robust material holds up to elements without contaminating contents - 105 cu. in. (1.7L) capacity - 142 cu. in. (2.23L) capacity when expanded