Primo Balance Cassette Rear Hub

The Balance cassette hub features precision sealed bearing and comes with dual built in Primo nylon guards. 

Specifications:

• Flange Diameter: (OD) 68mm, (PCD) 58mm
• NDS Flange Diameter: (OD) 58mm, (PCD) 49mm
• DS Spoke Length: 189mm
• NDS Spoke Length: 191mm
• 36h 
• 9t One Piece Driver