BOX One Prime 9 Speed Cassette - Shimano HG Splined - 11-50T - 9 Speed YGroup_7033456099373 The small patch kit packs

The small patch kit packs easily so it can take it with you on every ride

Water-resistant breathable microfibre

MR 1728 17x28mm

When not in use

The valve cap and locknut are also constructed from anodized aluminum

BOX One Prime 9 Speed Cassette - Shimano HG Splined - 11-50T - 9 Speed YGroup_7033456099373 The small patch kit packsThe BOX One Prime 9 Speed Cassette is the flagship model in the range, and even though the cogs are all steel it barely tips the scales at 365 grams. This cassette will give you all the same range as your riding buddies on their 12 speed setups but you'll have to shift a whole lot less to find the right gear. Who's this item for: This is for riders that have embraced the simplicity and lighter weight of a 9 speed setup and need a cassette to run with