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BlackBearing B5 BB30 28mm Praxis
Description
The Blackbearing bottom bracket range has been specifically developed to withstand the most extreme conditions.
The BBlock technology (built in 2 threadable parts) allows a better alignment of the casing in its assembly offering several advantages:
- minimizes possible cracks
- greater protection to the bearing extending its useful life
- an easier replacement of the bearing.
CNC machined aluminum.
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Stock Code:WMBB-BB-0.7Stock Code:WMBB-BB-1.8Stock Code:WMBB-BB-2.5
Aluminum spacer for ISO/English or BSA threaded bottom brackets. Spacers fit between bottom bracket cup and frame. Great for fine tuning bottom bracket shells or improving chainline.
Outer Diameter: 40.7mm
Inner Diameter: 34.9mm
Thickness: 1.8mm
Machined aluminum
Anodized Black
Sold 1 spacer per bagStock Level:In StockStock Level:In StockStock Level:In StockStock Level:Out of StockWas:$13.00 (RRP)Now:$5.50 (RRP)Price:$5.50 (RRP)$13.00 (RRP)$13.00 (RRP) -
Stock Code:CKBB-ABB1Stock Code:CKBB-ABR1Stock Code:CKBB-ABS1Stock Code:CKBB-ABM2Stock Code:CKBB-ABT2Stock Code:CKBB-ABBFStock Code:CKBB-ABP1Stock Code:CKBB-ABZ2Stock Code:CKBB-ABG2Stock Code:CKBB-ABB2
** FIT KIT REQUIRED FOR USE **
ThreadFit 30 comes with a Center Sleeve for 73mm BB shell. For 68mm shell - sleeve is required(included in Fit Kit #2 for DUB Road cranks).
ThreadFit 30 bottom bracket is silky smooth and long-lasting thanks to legendary, angular-contact bearings. They actually get faster over time as their contact surfaces wear, because they are build to ultra-tight aerospace tolerances, using machined, Delrin-spindle sleeves to create a perfect, and precise fit between cranks and frame. That’s where the low drag and butter smooth feel come from.
You want this bottom bracket because it offers super low drag. You want this bottom bracket, because it can be opened, cleaned and repacked for years of faithful service. You want this bottom bracket, because you don’t want to think an awful lot about your bottom bracket.
- Engineered, manufactured and assembled in Portland, Oregon USA
- King Lifetime Warranty
- Legendary made-in-house bearings
- A Fit Kit is required for use
- Uses Chris King bottom bracket cup tool for installationStock Level:In StockStock Level:Out of StockStock Level:Out of StockStock Level:1Stock Level:Out of StockStock Level:1Stock Level:1Stock Level:Out of StockStock Level:2Stock Level:Out of StockStock Level:Out of StockExpected Date:08 August 2026$349.00 (RRP)$349.00 (RRP)$349.00 (RRP)$349.00 (RRP)$349.00 (RRP)$399.00 (RRP)$349.00 (RRP)$349.00 (RRP)$349.00 (RRP)$349.00 (RRP) -
Stock Code:CKBB-AEB1Stock Code:CKBB-AES1Stock Code:CKBB-AET2Stock Code:CKBB-AEM2
** FIT KIT REQUIRED FOR USE **
ThreadFit™ T47 30i will fit 68mm, 73mm, 83mm, 86mm, and 92mm shell widths with 30mm spindles.
All our bottom brackets come with King’s legendary, angular-contact bearings, either steel or ceramic. These are the best bearings in the industry, and actually get faster over time, as their contact surfaces wear.
You want this bottom bracket because it offers super low drag. You want this bottom bracket, because it can be opened, cleaned and repacked for years of faithful service. You want this bottom bracket, because you don’t want to think an awful lot about your bottom bracket.
- King Lifetime Warranty
- Legendary made-in-house bearings
- Threaded security with PressFit 30 shell stiffness
- A Fit Kit is required for use
- Engineered, manufactured and assembled in Portland, Oregon USA
- Uses Chris King bottom bracket cup tool for installationStock Level:Out Of StockStock Level:Out of StockStock Level:Out of StockStock Level:Out of StockStock Level:Out of Stock$349.00 (RRP)$349.00 (RRP)$349.00 (RRP)$349.00 (RRP) -
Stock Code:CKBB-ABB1Stock Code:CKBB-ABR1Stock Code:CKBB-ABS1Stock Code:CKBB-ABM2Stock Code:CKBB-ABT2Stock Code:CKBB-ABBFStock Code:CKBB-ABP1Stock Code:CKBB-ABZ2Stock Code:CKBB-ABG2Stock Code:CKBB-ABB2
** FIT KIT REQUIRED FOR USE **
ThreadFit 30 comes with a Center Sleeve for 73mm BB shell. For 68mm shell - sleeve is required(included in Fit Kit #2 for DUB Road cranks).
ThreadFit 30 bottom bracket is silky smooth and long-lasting thanks to legendary, angular-contact bearings. They actually get faster over time as their contact surfaces wear, because they are build to ultra-tight aerospace tolerances, using machined, Delrin-spindle sleeves to create a perfect, and precise fit between cranks and frame. That’s where the low drag and butter smooth feel come from.
You want this bottom bracket because it offers super low drag. You want this bottom bracket, because it can be opened, cleaned and repacked for years of faithful service. You want this bottom bracket, because you don’t want to think an awful lot about your bottom bracket.
- Engineered, manufactured and assembled in Portland, Oregon USA
- King Lifetime Warranty
- Legendary made-in-house bearings
- A Fit Kit is required for use
- Uses Chris King bottom bracket cup tool for installationStock Level:In StockStock Level:Out of StockStock Level:Out of StockStock Level:1Stock Level:Out of StockStock Level:1Stock Level:1Stock Level:Out of StockStock Level:2Stock Level:Out of StockStock Level:Out of StockExpected Date:08 August 2026$349.00 (RRP)$349.00 (RRP)$349.00 (RRP)$349.00 (RRP)$349.00 (RRP)$399.00 (RRP)$349.00 (RRP)$349.00 (RRP)$349.00 (RRP)$349.00 (RRP) -
Stock Code:TGBB-TGLN392273-127
Tange-Seiki LN 3922 JIS cartridge bottom bracket features ultra-smooth sealed cartridge bearings, solid boron steel spindle and steel cups.
- 73mm English-threaded (1.370" x 24 tpi)
- JIS square taper
- steel cups & sleeve
- requires Park Tool BBT-22 for installation & removal
- crank arm bolts are not includedStock Level:In StockStock Level:In Stock$49.00 (RRP)Add To Cart