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BOX Bicycle Cassettes and Freewheels

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BOX Four Cassette - 8-Speed, 11-42t, Black
BOX Four Cassette - 8-Speed, 11-42t, Black

The BOX Four cassette adapts our Prime 9 philosophy of durability, simplicity, and reliability at a great price point. All cogs are stamped from steel … read more

your price $49.99 + ships free

BuyBuyPART NUM 895399
BOX Three Prime 9 Cassette - 9-Speed, 11-46t, Black
BOX Three Prime 9 Cassette - 9-Speed, 11-46t, Black

The Box Three Prime 9 cassette is a great all-around cassette option. All cogs are stamped from steel and subsequently, the larger ones are pinned to … read more

your price $69.99 + ships free

BuyBuyPART NUM 549106
Box One Cr-Mo Single Speed Cog, 13T x 3/32", Black
Box One Cr-Mo Single Speed Cog, 13T x 3/32", Black

CNC-machined chromoly construction Designed to fit Shimano-compatible cassette hubs and have a 5mm wide inner base, giving a more solid interface … read more

your price $36.19

BuyBuyPART NUM 665971
BOX Two Prime 9 Speed Cassette, 11-50t, Black
BOX Two Prime 9 Speed Cassette, 11-50t, Black

Prime 9 Technology offers fewer gears with wider spacing to ease set-up, provide a better chain line, and result in less wear and tear Ultra-wide … read more

your price $99.99 + ships free

BuyBuyPART NUM 642269
Box Pinion Alloy Single Speed Cog, 17T x 3/32", Black/Silver
Box Pinion Alloy Single Speed Cog, 17T x 3/32", Black/Silver

CNC-machined from long-wearing 7075-T6 aluminum alloy Designed to fit Shimano-compatible cassette hubs and have a 5mm wide inner base, giving … read more

your price $29.99

BuyBuyPART NUM 531107
BOX Components BUZZ Freewheel 16 tooth Black/Chrome
BOX Components BUZZ Freewheel 16 tooth Black/Chrome

Tested extensively by the Dutch National BMX Team, Damien Godet, Kory Cook, and numerous other Elite racers, Buzz freewheels combine durability with … read more

10% offretail $79.00 your price $71.10 + ships free

BuyBuyPART NUM 407714
BOX Three Prime 9 Cassette - 9-Speed, 11-50t, Black
BOX Three Prime 9 Cassette - 9-Speed, 11-50t, Black

The Box Three Prime 9 cassette is a great all-around cassette option. All cogs are stamped from steel and subsequently, the larger ones are pinned to … read more

your price $74.99 + ships free

BuyBuyPART NUM 912289
Box Pinion Cr-Mo Single Speed Cog, 14T x 3/32", Black
Box Pinion Cr-Mo Single Speed Cog, 14T x 3/32", Black

CNC-machined chromoly construction Designed to fit Shimano-compatible cassette hubs and have a 5mm wide inner base, giving a more solid interface … read more

your price $29.99

BuyBuyPART NUM 765177
Box Pinion Cr-Mo Single Speed Cog, 15T x 3/32", Black
Box Pinion Cr-Mo Single Speed Cog, 15T x 3/32", Black

CNC-machined chromoly construction Designed to fit Shimano-compatible cassette hubs and have a 5mm wide inner base, giving a more solid interface … read more

your price $29.99

BuyBuyPART NUM 513944
Box Pinion Cr-Mo Single Speed Cog, 16T x 3/32", Black
Box Pinion Cr-Mo Single Speed Cog, 16T x 3/32", Black

CNC-machined chromoly construction Designed to fit Shimano-compatible cassette hubs and have a 5mm wide inner base, giving a more solid interface … read more

your price $29.99

BuyBuyPART NUM 703703
BOX Three Prime 9 eBike Cassette - 9-Speed, 12-46t, Black
BOX Three Prime 9 eBike Cassette - 9-Speed, 12-46t, Black

The Box Three Prime 9 cassette is a great all-around cassette option. All cogs are stamped from steel and subsequently, the larger ones are pinned to … read more

your price $69.99 + ships free

BuyBuyPART NUM 753643
Box One 7075 Alloy Single Speed Cog, 16T x 3/32", Black
Box One 7075 Alloy Single Speed Cog, 16T x 3/32", Black

CNC-machined from long-wearing 7075-T6 aluminum alloy Designed to fit Shimano-compatible cassette hubs and have a 5mm wide inner base, giving … read more

your price $29.99 + ships free

BuyBuyPART NUM 115249
Box One 7075 Alloy Single Speed Cog, 14T x 3/32", Black
Box One 7075 Alloy Single Speed Cog, 14T x 3/32", Black

CNC-machined from long-wearing 7075-T6 aluminum alloy Designed to fit Shimano-compatible cassette hubs and have a 5mm wide inner base, giving … read more

your price $29.99 + ships free

BuyBuyPART NUM 682062
BOX Components BUZZ Freewheel 18 tooth Black/Chrome
BOX Components BUZZ Freewheel 18 tooth Black/Chrome

BOX Components BUZZ Freewhee … read more

11% offretail $89.99 your price $79.99 + ships free

BuyBuyPART NUM 114024
BOX Components BUZZ Freewheel 17 tooth Black/Chrome
BOX Components BUZZ Freewheel 17 tooth Black/Chrome

BOX Components BUZZ Freewhee … read more

10% offretail $79.00 your price $71.10 + ships free

BuyBuyPART NUM 114212
Box Pinion Alloy Single Speed Cog, 18 x 3/32", Black/Silver
Box Pinion Alloy Single Speed Cog, 18 x 3/32", Black/Silver

CNC-machined from long-wearing 7075-T6 aluminum alloy Designed to fit Shimano-compatible cassette hubs and have a 5mm wide inner base, giving … read more

your price $29.99

BuyBuyPART NUM 526589
Box Pinion Cr-Mo Single Speed Cog, 17T x 3/32", Black
Box Pinion Cr-Mo Single Speed Cog, 17T x 3/32", Black

CNC-machined chromoly construction Designed to fit Shimano-compatible cassette hubs and have a 5mm wide inner base, giving a more solid interface … read more

your price $29.99

BuyBuyPART NUM 400005
BOX Pinion Cr-Mo Single Speed Cog, 18T x 3/32", Black
BOX Pinion Cr-Mo Single Speed Cog, 18T x 3/32", Black

CNC-machined chromoly construction Designed to fit Shimano-compatible cassette hubs and have a 5mm wide inner base, giving a more solid interface … read more

your price $29.99

BuyBuyPART NUM 447003
BOX Two/Three Prime 9 Groupset Multi Shift
BOX Two/Three Prime 9 Groupset Multi Shift

Shifter, derailleur, and chain are BOX Three level while the cassette is BOX Two level Includes cassette, derailleur, shifter and chain Single shift … read more

your price $299.99 + ships free

BuyBuyPART NUM 124863
BOX Hex Lab 3/32" CNC Titanium Cog, Rainbow - 15t
BOX Hex Lab 3/32" CNC Titanium Cog, Rainbow - 15t

Titanium Cogs are CNC-machined from bulletproof titanium Designed to fit Shimano compatible cassette hubs and have a 5mm wide inner base … read more

your price $99.99 + ships free

BuyBuyPART NUM 641999

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