Avian Carbon Tapered Integrated Headset-1 1/8" to 1.5" bb-86-92 Built into the clamp is

Built into the clamp is an ODI Lock-On grip clamp

Kevlar top cover with medium padding

Upsweep: 1 Degree

75" (fits tires from 20x1

diameter fits regular 7/8" bars (standard for BMX bars)

Avian Carbon Tapered Integrated Headset-1 1/8" to 1.5" bb-86-92 Built into the clamp isThe Avian Tapered Integrated Headset is designed for the newer, higher end pro sized frames that utilize a tapered head tube design with a 1 1 8" top bearing and a 1. 5" lower bearing. The headsets are available in two carbon top cover options, 8mm and 18mm. Some riders like a low front end and others like higher front ends, this option helps you adjust without the use of tacky looking spacers. All of the Avian headsets come with split bearing races