Banjo Brothers

Expanding Seat Bag Medium

Banjo Brothers Expanding Seat Bag Medium is a 1.1L, 0.14kg0.3lb bike bag measuring 7.5×17×10cm3×6.5×4in.It mounts at the saddle. Specs from banjobrothers.com, checked October 2026.

Volume

1.1Lexpands to 1.3L

Weight

0.14kg0.3lb0.3lb0.14kg

Position

Saddle

Sold as

Single

Dimensions

7.5×17×10cm3×6.5×4in 3×6.5×4in7.5×17×10cm

Price

$26.99 as of October 2026

Mount

Straps

Requires

Seatpost clearance

Waterproof

No

Laptop

n/a

Opening

n/a

Warranty

Lifetime Defects in materials or workmanship for the life of the bag, repaired or replaced at the brand's discretion; liners and buckles are generally excluded.

Compartments

n/a

Bottle pockets

n/a

Material: 840 denier nylon

• Dimensions unexpanded; brand lists 65-81 cubic inches, converted to litres

Last checked: 2026-10. Prices and specs may have changed.