B3 2RS Bottom Bracket Bearing (30 x 40 x 7)
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B3 2RS Bottom Bracket Bearing (30 x 40 x 7)

Black Bearing B3 2RS Bottom Bracket Bearing (30x40x7)

UB-30407-B3
Replace your SRAM/Truvativ DUB bearings with the Black Bearing B3 (30x40x7). High-precision chrome steel, waterproof 2RS seals, and premium grease. Buy at PureBike!
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Pack
€13.90
Suggested retail price : €14.40
Quantity :
In stock at the store
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The Black Bearing B3 (30x40x7) bearing is specifically designed for the demanding requirements of cycling. Perfect for replacing your original bottom bracket bearings (specifically SRAM / Truvativ DUB standards), it ensures long-lasting smoothness and 100% compatibility.

Specifications

  • Dimensions: 30 mm (ID) x 40 mm (OD) x 7 mm (Width)
  • Material: High-precision SAE52100 chrome steel balls and rings
  • Sealing: "2RS" double-lip seals, water and dust resistant
  • Lubrication: Superior quality grease for extended service life
  • Usage: Ideal for OEM replacement or standard maintenance

Sold individually

UB-30407-B3
Version B3
Use Bottom bracket
Type Sealed bearings
Bearings Steel
Inner diameter 30
Outer diameter 40
Thickness 7
Category Mountain bike headset parts
EAN13 3760290197787
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