BLACK BEARING Mountain Bike Pivot Bearing MAX 21.5x31x14 mm

Features:

• Especially designed for mountain bike frame pivot, this range offers an excellent mechanical resistance.
• These bearings are designed to accommodate slow movements such as frame pivot.
• They have more balls and are about 40% stronger than the « traditional » bearings.
• Only designed for frame pivots, you cannot use them for wheels, pedals, pulle.
• Each component(balls, rings, cages and grease) is manufactured and assembled with precision.
• The BlackBearing Max bearings are 100% compatible to replace your original bearings of your mountain bike frame.
• Chrome steel balls.
• Chrome steel rings.
• 2RS seals wet and dust resistance.
• High quality grease and high filling rate.

Dimensions:

• Inner diameter 21.5 mm.
• Outer diameter 31 mm.
• Width 14 mm.