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BOX Two Prime 9 Groupset, Single Shift
BOX Two Prime 9 Groupset, Single Shift

Includes cassette, derailleur, shifter and chain Single shift options are for eMTB to keep the user from shifting multiple gears under load … read more

$62 offretail $309.99 Ends 12/25! $247.99 + ships free

BuyBuyPART NUM 562991
BOX Two Prime 9 Groupset, Multi Shift
BOX Two Prime 9 Groupset, Multi Shift

Includes cassette, derailleur, shifter and chain Single shift options are for eMTB to keep the user from shifting multiple gears under load … read more

$62 offretail $309.99 Ends 12/25! $247.99 + ships free

BuyBuyPART NUM 566071
BOX Three Prime 9 X-Wide Single Shift eBike Groupset - Includes X-Wide Rear Derailleur, 11-50t Cassette, Single Shift Shifter, Prime 9 Chain
BOX Three Prime 9 X-Wide Single Shift eBike Groupset - Includes X-Wide Rear Derailleur, 11-50t Cassette, Single Shift Shifter, Prime 9 Chain

Box's Prime 9 Technology is a counter-intuitive philosophy based on the less is more theory. It embraces range without adding complexity. The outcome … read more

$43 offretail $214.99 Ends 12/25! $171.99 + ships free

BuyBuyPART NUM 158747
BOX Three Prime 9 Wide Multi Shift Group Set, Matte Black
BOX Three Prime 9 Wide Multi Shift Group Set, Matte Black

Wide range 9 speed multi-shift group with up to 3 gears per shift Simple durable performance without all the bells and whistles Includes … read more

your price $209.99 + ships free

BuyBuyPART NUM 116867
BOX Four Prime 9 8-Speed Groupset, Multi Shift
BOX Four Prime 9 8-Speed Groupset, Multi Shift

Includes cassette, derailleur, shifter, and chain Single shift option are for eMTB to keep the user from shifting multiple gears under load … read more

$25 offretail $166.99 Ends 12/25! $141.94 + ships free

BuyBuyPART NUM 319303
Box Three Prime 9 X-Wide Multi Shift Group Set, Matte Black
Box Three Prime 9 X-Wide Multi Shift Group Set, Matte Black

Wide range 9 speed multi-shift group with up to 3 gears per shift Simple durable performance without all the bells and whistles Includes … read more

$43 offretail $214.99 Ends 12/25! $171.99 + ships free

BuyBuyPART NUM 610880
BOX Two/Three Prime 9 X-Wide Multi Shift Group Set, Matte Black
BOX Two/Three Prime 9 X-Wide Multi Shift Group Set, Matte Black

Save a little cash with this Box Three cassette paired to the durable Box Two derailleur, shifter and chain Wide range 9 speed multi-shift … read more

$60 offretail $299.99 Ends 12/25! $239.99 + ships free

BuyBuyPART NUM 108323
BOX Two/Three Prime 9 X-Wide Single Shift E-Bike Group Set, Matte Black
BOX Two/Three Prime 9 X-Wide Single Shift E-Bike Group Set, Matte Black

Save a little cash with this Box Three cassette paired to the durable Box Two derailleur, shifter and chain Includes Box Three cassette … read more

Currently Sold Out

$60 offretail $299.99 Ends 12/25! $239.99 + ships free

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BOX One Prime 9 Groupset Multi Shift
BOX One Prime 9 Groupset Multi Shift

Includes cassette, derailleur, shifter and chain Range: 11-50t Shifter: multi shift … read more

Currently Sold Out

$138 offretail $689.99 Ends 12/25! $551.99 + ships free

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BOX One Prime 9 Groupset Single Shift
BOX One Prime 9 Groupset Single Shift

Includes cassette, derailleur, shifter and chain Single shift options are for eMTB to keep the user from shifting multiple gears under load … read more

Currently Sold Out

$138 offretail $689.99 Ends 12/25! $551.99 + ships free

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