Require a 17mm socket

The Fiend Team Cranks were designed for a real easy installation/removal while maintaining maximum durability and strength

Fly created a design with a durable CNC aluminum core and replaceable nylon rings

the problem was fitting durable bearings between the cassette body and the oversize axle

Rant Believe Pivotal Post Colour:Black Require a 17mm socketThe Rant Believe Pivotal Post is constructed 6061 T6 aluminum with laser etched RANT logos to keep it clean and simple. Designed to work with all Pivotal seats. ###section### Product Specs TYPE: Pivotal LENGTH: 150mm DIAMETER: 25. 4mm WEIGHT: 139g 4. 9oz