Introducing the World's Lightest Ti Ceramic Bottom Bracket for PF30 frames and Shimano Cranksets 
 
FRAME FIT:
PF30 (Ø46x68mm) Road
PF30 (Ø46x73mm) MTB
PF30 (Ø46x83mm) Downhill
PF30 (Ø46x100mm) Fat Bike
 
CRANKSET FIT:
Shimano HollowTech II cranksets- Road or MTB; Ø24mm
 
BEARING FEATURES:
Performance Breakthrough - Speed increases approaching 4%, i.e., over 1 km a rider can gain 20-40m.
Ti Ceramic Bearing Technology,  features proprietary Titanium Nitride coated stainless steel races and cones.
TiN nano-technology surface treatments fill stainless steel pores making the bearing races smoother, harder, and more durable than standard stainless races.
This product is lighter stiffer smoother and will last longer than other ceramic and steel bearings.
Ti Ceramic bearings are 60% lighter than steel bearings
Ti Ceramic Bearings produce up to 60% less friction
Ti Ceramic Bearings are 15-20% stiffer than steel ones
Ti Ceramic Bearings are resistant to corrosion
Ti Ceramic Bearings have a lifetime 10 times longer than steel bearings
 
BEARING SPECIFICATIONS
Bearing Race Material: Nano-technology Titanium Nitride coated stainless steel.
Rolling Element Material: Full Ceramic Si3N4 Grade 5
Bearing Grade: ABEC 5
Bearing Ball Density: 3.2g/cm³
Vickers Hardness Index: 1,700-2700 kg/mm²
Low Friction Nylon retainer
Enclosure Type: Low Friction Seal both sides
Lubricant: Kluber NBU 12/300KP
 
PRODUCTS SPECIFICATIONS:
Includes:
2- Black anodized alloy Press Fit cupset
2- Mounted Ti Ceramic 24377RS BB30 Sealed Bearings- Ø24x36x7mm for Ø24mm spindle
2- Rubber dual lip seals
3- 2mm Alloy Chainline Spacers- Red
2- 0.5mm Plastic crankset chainline spacers
Weight: 102 grams per set