Interloc Racing Design Double roller drive headset, 1" threaded - silver Freewheels Manufacturer Part Number: 55054007001

Manufacturer Part Number: 55054007001

Manufacturer Part Number: 6804 LLB

- Smooth centerline for efficiency with diamond shaped outer knobs for grip in the dirt

Manufacturer Part Number: WM-HSP-1/8

Giant: AC - All years / Anthem - 2006-2008 / Arete - 2008 / Areva - 2010-2016 / ATX - Pre-2014 / Boulder - All Years / Boulder SE - All Years / Brass SX - 2009 / Cypress - 2006 / Escape - 2011 / Expressway - 2010+ / Iguana - All years / Momentum Park - 2015-2016 / Momentum Street/Mid-Step - 2015-201

Interloc Racing Design Double roller drive headset, 1" threaded - silver Freewheels Manufacturer Part Number: 55054007001Roller bearings for both the upper and lower cups for improved headset performance Roller bearings offer 3 distinct areas of advantage over traditional round bearing headsets: steering dampening, greater strength, and greater durability Increased bearing contact acts as a damper absorbing high and low speed vibrations Roller bearings have a much greater contact area offering increased strength Load is spread over a great area with roller bearing,