B-Rad Mounting Base co-pilot Triple stay design has a

Triple stay design has a sweepback frame that prevents pannier bags from bouncing into your wheel while you ride

Volume: 11L at max height with two rolls down for waterproofing

and the shelf sticks out ~ 2 1/4”

A dirty bicycle drivetrain causes poor shifting and unnecessary wear to expensive parts

B-Rad Mounting Base co-pilot Triple stay design has aAn innovative, flexible system for organizing on bike bottle storage and accessories. The B RAD system begins with a series of slotted Mounting Bases. Available in three sizes, B RAD bases can shift a bottle cage away from inconvenient rear shocks, add room for tools or tubes below a bottle cage, or even provide space for a second bottle on sufficiently long downtubes. Next you can mount various B RAD accessories to your B RAD base or bases. The B RAD