The MTX TrunkBag uses a unique material process to provide our largest, stiffest, and most weather resistant MTX series bag. In addition to the expandable top section and rear water bottle holder, the side panels expand to full panniers maximizing capacity. Compatible with all MTX QuickTrack racks with attachable side frames. MTX Dual Side Frames are required when using panniers on MTX BeamRacks. Capacity 22.6 L / 1380 ci Compartments 1 Divided Main with Multi-stage Expandable Top, Two Side with Expandable Panniers Material 600 Denier Polyester Max. Load Limited to Rack Maximum Load Rating Insulation Molded EVA foam Bag Attachment MTX QuickTrack with Attached Side Panels Added Features Water Bottle Holder Shoulder Strap Carrying Handle 3M Reflective Strip Safety Light Clip Elastic Top Bungees Optional Rain Cover * 3M is a registered trademark of 3M Company. Size (L x W x H) 36 x 25 x 21.5~29 cm 14.1” x 9.8” x 8.5”~11.4” Weight 1160 g / 2.53 lbs Art.no. TT9635B