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Hub Specs


R45 and Classic hub specifications and wheel building information (pdf)
Hub Type Axle Type Axle Width (mm) Flange Diameter Drive Side (mm) Flange Diameter non-Drive Side (mm) Center to flange drive side (mm) Center to flange non-drive side (mm) Frame attachment options Available spoke hole drilling Upgrade & conversion options Weight* (grams)
R45 Road Racing front one piece 100 39.8 39.8 34.8 34.8 QR 20/24/28/32 - 102
R45 10 Speed Road Racing rear one piece 130 51.0 51.0 18.9 34.6 QR 24/28/32 - 215
R45 Campagnolo rear one piece 130 51.0 51.0 17.1 36.2 QR 24/28/32 - 225.7
R45 ceramic front two piece 100 39.8 39.8 34.8 34.8 QR 20/24/28/32 - 99
R45 ceramic rear one piece 130 51.0 51.0 18.9 34.6 QR 24/28/32 - 216
R45 ceramic Campagnolo rear one piece 130 51.0 51.0 17.1 36.2 QR 24/28/32 - 216.5
Classic Road / Cross / Mtn front two piece 100 53.0 53.0 34.3 34.3 QR 28/32/36 - 136
Classic Road / Cross rear two piece 130 53.0 53.0 17.2 37.3 QR 28/32/36 1/2/3 276
Classic Mountain rear one piece 135 53.0 53.0 21.0 33.5 QR/FB 28/32/36 1/2/3 302
Classic low flange front two piece 100 40.0 40.0 34.0 34.0 QR 28/32/36 - 112
Classic low flange rear two piece 130 53.0 44.0 18.5 38.5 QR 28/32/36 1/2/3 264
Classic Mountain low flange rear two piece 135 53.0 44.0 21.0 36.0 QR 28/32/36 1/2/3 266
Single Speed Road rear one piece 130 53.0 53.0 31.2 36.2 QR/FB 28/32/36 1 370a
Single Speed Mountain rear one piece 135 53.0 53.0 33.7 33.7 QR/FB 28/32/36 1 375a
BMX high flange front one piece 100 53.0 53.0 34.3 34.3 BO 28/32/36 - 216b
BMX high flange rear one piece 110 53.0 53.0 27.3 27.3 BO 28/32/36 - 388c
BMX low flange front one piece 100 40.0 40.0 34.0 34.0 BO 28/32/36 - 216b
BMX low flange rear one piece 110 53.0 44.0 27.0 30.0 BO 28/32/36 - 194b
Classic Mountain 160 rear one piece 160 53.0 53.0 33.7 33.7 QR/FB 28/32/36 3 376c
Frame Attachment Options

QR: Quick release only

BO: Bolt-on only

QR/FB: Quick release or FunBolts (FunBolts only compatible with rear one piece axle)




 Upgrade & Conversion Options
  1. Convertible to 130mm and 135mm one piece axle (allowing FunBolts option)
  2. Convertible to 130mm, 135mm and 140mm axle widths when using a two piece axle
  3. Convertible to stainless steel driveshell

Wheel Building Specifications

Spoke Gauge: 13, 14 or 15 gauge

Spoke Lacing Pattern: All hubs 3-or-more cross, except R45 Hubs 1-or-more cross

Spoke Hole Diameter: 2.5mm


Weight Details

* Add 48g if hub features a stainless steel driveshell

a Weight includes 18t stainless steel cog (37g), Single Speed cog spacers (6g) Single Speed cog lock ring (4g) and FunBolts (42g)

b Weight includes BMX axle bolts with washers (44g/pair)

c Weight includes BMX axle bolts with washers (44g/pair), 16t stainless steel cog (32g) and Single Speed cog lock ring (4g)

d Weight includes FunBolts (42g)


ISO hub specifications and wheel building information (pdf)
Hub Type Axle Type Axle Width Flange Diameter Drive Side & non-Drive Side (mm) Center to Flange Drive Side (mm) Center to Flange non-Drive side (mm) Frame Attachment Options Available Spoke Hole Drilling Upgrade & Conversion Options Weight* (grams)
ISO front two piece  100 57.4 31.3 22.2 QR 28/32/36 4 166
ISO 15mm SD front one piece  100 57.4 31.3 22.2 15mm TA 32/36 4 164
ISO 15mm LD front one piece  100 57.4 31.6 23.3 15mm TA 32/36 5 197
ISO 20mm front one piece  110 57.4 31.6 23.3 20mm TA 32/36 5 207
ISO 24mm front one piece  110 57.4 26.5 27.8 24mm TA 32/36 5 240
ISO 135 rear one piece  135 57.4 20.1 33.9 QR/FB 28/32/36 1/3 336
ISO 135 x 10/12mm rear one piece  135 57.4 20.1 33.9 10/12mm TA 28/32/36 1/3 320**
ISO 142 x 12mm rear one piece  142 57.4 20.1 33.9 12mm TA 28/32/36 1/3 325*
ISO G1 150 x 10/12 mm rear one piece  150 57.4 25.0 38.5 10/12mm TA 32/36 3 336**
ISO G2 150 x 10/12 mm rear one piece  150 57.4 28.5 39.6 10/12mm TA 32/36 3 338
ISO G2 157 x 10/12 mm rear one piece  150 57.4 28.5 39.6 12mm TA 32/36 3 338
ISO Single Speed rear one piece  135 57.4 32.3 31.0 QR/FB 28/32/36 - 411***
Universal Disc front two piece  100 53.0 31.5 23.0 QR 32/36 - 150
Universal Disc rear one piece  135 53.0 21.0 34.0 QR/FB 32/36 1/3 282
Universal Disc Single Speed rear one piece  135 53.0 32.0 34.2 QR/FB 32/36 - 427***
Universal Disc rear tandem two piece  140 53.0 23.5 31.5 QR 32/36 2/3 284
Universal Disc rear tandem one piece  145 53.0 26.0 29.0 QR/FB 32/36 3 366
Universal Disc rear tandem one piece  160 53.0 33.7 33.7 QR/FB 32/36 3 388
Frame Attachment Options

QR: Quick release only

TA: Thru-axle only

QR/FB: Quick release or FunBolts (FunBolts only compatible with rear one piece axle)




 Upgrade & Conversion Options
  1. Convertible to 135mm QR/FB axle, 135 x 10mm TA, 135 x 12mm TA, 142 x 12mm TA and 135mm two piece QR axle
  2. Convertible to 130mm, 135mm and 140mm axle widths when using a two piece axle
  3. Convertible to stainless steel driveshell
  4. Convertible to QR and 15mm thru axle
  5. Convertible to 15mm and 20mm thru axle, and 24mm axle

Wheel Building Specifications

Spoke Gauge: 13, 14 or 15 gauge

Spoke Lacing Pattern: 3-or-more cross

Spoke Hole Diameter: 2.5mm


Weight Details

* Add 48g if hub features a stainless steel driveshell

**Add 5g if using 10mm thru axle

***Weight includes 18t stainless steel cog (16g), Single Speed cog spacers (6g), Single Speed cog lock ring (4g) and FunBolts (42g)