Shimano CS-5700 105 10 Speed Cassette Ratio:11-28 Sprockets are cut away to

Sprockets are cut away to further reduce weight without reducing rigidity

Internal bump stop for quiet and smooth operation

Lite skin sidewalls E-bike use for speeds up to 25 kph

It's flippable to really dial in your fit

the bottom and lower sides of the basket are padded with high density foam

Shimano CS-5700 105 10 Speed Cassette Ratio:11-28 Sprockets are cut away toHigh performance 10 speed 105 Road cassette Hyperglide sprockets have a computer designed tooth configuration with contoured shift gates, resulting in a crisp smooth shift even under load Close ratio gearing allows a more efficient use of energy through finer cadence control Largest sprockets are mounted on a lightweight alloy carrier to reduce weight and increase rigidity Sprockets are cut away and drilled to further reduce weight without reducing