The Big Momma Bike Bag is a durable trunk bag with plenty of space! This is a medium rear rack bag from BiKASE that's universal and durable. The Big Momma trunk bag has plenty of space for your belongings. This is a slightly smaller version of the Big Daddy. - Top mesh pocket - Side zipper pockets - Side and rear reflective accents - Handle for easy carry - Front and bottom straps to attach the rack Specs - 600 denier polyester - Dimensions: 12 x 7 x 7.5 in. - Volume: 550 cu.in.

Sunlite's Utili-T Rack Bag 1 gives you some much needed cargo space. It attaches to most rear rack tops quickly and easily. A large single compartment lets you haul larger items with ease and a shoulder strap lets you go from bike to office is one fell swoop. The bag is made from water-resistant 600-denier polyester and uses heavy-duty zippers and reflective accents throughout.

- A weather proof trunk bag not only capable of storing and carrying personal goods but also safely stores extra E-Bike batteries - Expandable top and side sections make full panniers to maximize capacity - Integrated MTX QuickTrack 2.0 system compatibl

- Large single compartment - Includes removable shoulder strap - Velcro mounting straps - Bag volume: 280 c.i. - Size: 11x5.5x5.5-inch

Features a construction process that combines rigid molded panels with flexible 600 denier fabric for rigidity and water repellency. Large capacity MTX TrunkBag containing one main divided compartment with two expandable pannier side panels and rear water bottle holder. Our unique construction process provides rigidity and water repellency. Compatible with all MTX QuickTrack® racks with attached side frames. MTX Dual Side Frames are required when using side panniers on MTX BeamRacks. - Insulated main compartment with molded EVA foam sides, top and bottom - Large capacity main compartment with 2 side panels with expandable panniers - Includes shoulder strap and carrying handle - 3M reflective trim - Elastic top bungees - Compatible with the MTX Quicktrack 2.0 System