The new 350 series hub adopt a classic double-sided spring Tooth Ratchet Clutch system,Power transmission is more direct and efficient, with excellent reliability, easy maintenance, and durability. To meet different preferences of rider, there are also 40T/60T ratchets available as options.

The size specifications, we supply a wide range of options, the MTB version front 5x100/ 15x100/15x110mm boost,and rear 5x135/5x141/12x148 boost; and HG/XD/MS cassette body with tool-free conversion. Road version front 5x100/12x100mm,and rear 5x130/5x135/12x142 mm,HGR/XDR/MSR cassette body with tool-free conversion.There are even 10x135/12x135 mini THRU conversion end cap available for some special bicycle. The spokes can be equipped with J-hook/straight pull, and the brakes can be equipped with 6 bolts/center lock.

>Material: Body: AL6061 (front+rear)

                  Axle: AL7075 (front)+30 CR-MO (rear)

                  Endcap: AL7075 (front+rear)

                  Cassette body: AL7075 (rear)

>Spoke holes: 28/32

>Spokes interface: J-bend

>Gauge:14

>Sealed bearings: front 2+rear 4 pcs

>Axle&Built-in size: front: 15x110mm Thru

                                   rear: 5x141 QR/12x148mm Thru  boost

>Brake interface: Disc IS (6-bolt)

>Cassette body: Tooth Ratchet Clutch/40T, (If you add $8, it can be upgraded to a 60T ratchet)

>Weight: front 160g / rear 310g

>Colour: black

>Warranty period: 2 years

Important note: for the explanation of common abbreviations, please check the specifications you need before buying. If you are not sure how to choose, please consult our professional salespersons, and we will give you accurate suggestions. We are not responsible for the losses caused by your own purchase mistakes.

28H/32H/36H = the hub has 28 spoke holes/32 spoke holes/36 spoke holes, can fit your 28/32/36 holes rim.

QR = quick release version = rear 5x135mm = rear 10x135mm QR

TA = through axle version = THRU = rear 12x142mm

Boost = front 15x110mm / rear 5x141 or 10x141mm QR /12x148mm TA

HG/XD/MS = the hub's cassette body is compatible with Shimano MTB 8-11 speed cassette and Sram PG series 8-12 speed cassette(HG) / Sram MTB XG series cassette 11&12 speed(XD) / Shimano MTB micro spline 12 speed cassette(MS).