ZTTO MTB HG XD Boost Bike Hub 12*148 Thru Axle QR 12 Speed Mountain Bike Bicycle Wheel Parts 4 Paw Systems 6 Bolt Disc Brake

Description

ZTTO M1 Straightpull 28 hole Boost MTB Hub

4 pawls 72 Click smooth system

XD/ HG/ MS Available
28 holes , Max for 2.3mm spokes

Weight: Front-Hub 131g ;
Rear-Hub 245gHG/237gXD /238gMS

Material : Strengthen 7075 axle, Forging 6082 alloy shell CNC made
6-Bolt is 72 click pawls system

4 Pawls 2 Group 36 teeth, so it's 72 click/round.
The smooth 4 pawls system has approximately 0.343N rotation resistance. This means that the running resistance of the hub body has dropped by 76.6!
6-Bolt Version: 4 pawls 72 Click smooth system
72 Click / 5° engagement
MS/ HG/ XD compatible

You can install any MTB Cassette with this hub.
Fit for cassette:
XD: XG1275/ XG1299/ ZTTO 9-50T ULT / 9-46T ULT etc.
MS: M7100/ M8100/M9100
MTB HG : PG1230/ PG1130/ M7000/ M8000 / ZTTO 11-50T SLR etc.
Ultralight

about 380g for pair. Alloy rotor bodies Lightweight and anodized. Super smooth surface finish of the contact area for the high precision, low friction rotary seal.
Spoke length for reference

M1 with ERD 596
Front brake side:300 other side:302
Rear brake side:302 driver side:300

M1 with ERD 562
Front brake side: 283 other side: 285
Rear brake side: 285 driver side: 283

M1 with ERD 583
Front brake side: 294 other side: 296
Rear brake side: 296 driver side: 294

M1 with ERD 589
Front brake side: 297 other side: 299
Rear brake side: 299 driver side: 297

M1 with ERD 559
Front brake side: 282 other side: 284
Rear brake side: 284 driver side: 282

M1 with ERD 602
Front brake side:303 other side:305
Rear brake side:305 driver side:303