Praxis bottom bracket BSA english thread M30 30 / 28 mm spindle 68 - 73 - 83 mm, steel bearings

M30–BSA THREADED BOTTOM BRACKET

This Praxis M30–BSA (English threaded) bottom bracket is designed to install a Praxis M30 spindle crankset into a BSA / English threaded frame.

Application

• Road: 68 mm

• MTB: 68 / 73 mm

• Downhill: 83 mm

SPECIFICATIONS

Product:
M30 BSA Bottom Bracket – for BSA / English threaded frames

Buy this if:
You are installing a Praxis M30 alloy spindle crankset into a BSA threaded frame

Frame shell width compatibility:

• 68 mm (Road)

• 68 / 73 mm (MTB)

• 83 mm (DH)

Bearings:

• Sealed cartridge steel bearings

Spindle diameter:

• Drive side: 30 mm

• Non-drive side: 28 mm

INSTALLATION

Required tool:

• Single M30 socket tool, or

• M30 wrench tool

Manufacturing:

• Forged and CNC-machined,

• heat-treated alloy cups

AVERAGE WEIGHT

• 100 g

NOTE

Praxis M30 bottom brackets use a dedicated design:

• 30 mm spindle on the drive side

• 28 mm spindle on the non-drive side

This system is specifically engineered for Praxis M30 spindles only.
Bearing preload is handled by a drive-side wave washer.

An M30 bearing rebuild kit is also available for future bearing replacement or servicing.