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Collection: Gravel Hubs

Gravel Bike Hubs: Perfect for Road and Mountain

From fast gravel to mountain trails: discover Ursus Gravel Hubs. Road smoothness meets off-road durability for a ride without limits.

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Discipline

Road(5)
Gravel(5)

Hub

U-RD.20 / Front 100x12mm Rear 142x12mm / 3 pawls(1)
U-RD.30 / Front 100x12mm Rear 142x12mm / 3 pawls(1)
U-RD.52 / Front 100x12mm Rear 142x12mm / 3 pawls(2)
U-RD.60 / Front 100x12mm Rear 142x12mm / 3 pawls(1)

Hubs Weight

350 g(1)
390 g(2)
393 g(1)
405 g(1)

Holes Number

21 – 2:1(1)
24 – 1:1(4)

Bearings

Highly Smooth(3)
Xeramik™ - ceramic bearings(2)

Brake Compatibility

Center Lock Discs(5)

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Discipline

Road(5)
Gravel(5)

Hub

U-RD.20 / Front 100x12mm Rear 142x12mm / 3 pawls(1)
U-RD.30 / Front 100x12mm Rear 142x12mm / 3 pawls(1)
U-RD.52 / Front 100x12mm Rear 142x12mm / 3 pawls(2)
U-RD.60 / Front 100x12mm Rear 142x12mm / 3 pawls(1)

Hubs Weight

350 g(1)
390 g(2)
393 g(1)
405 g(1)

Holes Number

21 – 2:1(1)
24 – 1:1(4)

Bearings

Highly Smooth(3)
Xeramik™ - ceramic bearings(2)

Brake Compatibility

Center Lock Discs(5)

5 products

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U-RD.52 Xeramik™ Hub

U-RD.52 Xeramik™ Hub

Type: Road / Gravel Hubs

U-RD.52 Xeramik™ Hub

Regular price €315,00

Sale price €315,00 Regular price

Unit price

/per

U-RD.60 Xeramik™ Hub

U-RD.60 Xeramik™ Hub

Type: Road / Gravel Hubs

U-RD.60 Xeramik™ Hub

Regular price €365,00

Sale price €365,00 Regular price

Unit price

/per

U-RD.20 Hub

U-RD.20 Hub

Type: Road / Gravel Hubs

U-RD.20 Hub

Regular price €180,00

Sale price €180,00 Regular price

Unit price

/per

U-RD.52 Hub

U-RD.52 Hub

Type: Road / Gravel Hubs

U-RD.52 Hub

Regular price €235,00

Sale price €235,00 Regular price

Unit price

/per

U-RD.30 Hub

U-RD.30 Hub

Type: Road / Gravel Hubs

U-RD.30 Hub

Regular price €190,00

Sale price €190,00 Regular price

Unit price

/per

Ursus

Since 1967, Ursus has been manufacturing high-quality components for cycling, automotive, and industrial applications in Italy. Reliable, innovative, and built to last, our products are designed to deliver consistent performance.

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ursus@ursus.it

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