FSA Gravity SX Pro 55 ZS44/ZS55 1 1/8"-1.5" Headset

Semi-integrated headset for tapered frames in combination with forks that have a tapered 1 1/8"-1.5" steerer tube.

• Sealed cartridge bearings
• For outer head tube Ø top: 50 mm
• For outer head tube Ø below: 61 mm
• Assembly height: approx. 10.5 mm
• Cover cap 5 mm
• Weight: approx. 95 g

upper bearing shell (ZS 44):
• For inner head tube Ø: 44 mm
• Aluminium bearing cups
• TH-MR 122 Industrial bearing (36°x45°)

lower bearing (ZS 55):
• For inner head tube Ø: 55 mm
• Aluminium bearing cups
• TH-MR 127 Industrial bearing (36°x45°)

In the box:
Industrial bearings incl. aluminium bearing shells, cone for tapered 1 1/8"-1.5" steerer tube and 5 mm cap

compatible with the following Rose frames, among others:
• Rose The Unchained 2014-2017
• ROSE Soul Fire 2014-2015
• Rose Beef Cake FR 2012-2013
• Rose Beef Cake SL 2011-2012
• Rose Uncle Jimbo 2010-2017
• Rose Granite Chief 2010-2016
• Rose Verdita Green 2010-2014
• Rose Root Miller 2014-2016
• Rose Ground Control 2015-2017
• Rose Crystal Stoke 2014
• Rose Jabba Wood 2014
• Rose Dr. Z 2014-2017
• Rose Thrill Hill 2014-2017
• Rose Psycho Path 2012-2017
• Rose Mr. Big 2012-2016
• Rose Count Solo 2014-2017
• Rose The Duchess 2014
• Rose The Uprising 2015-2016
• Rose Mr. Ride 2014
• Rose The Jester 2012-2017
• Rose The Bruce 2016-2017
• Rose NPL 28" 2010-2012
• Rose Xtra Watt 2013-2016
• Rose Multitrack 2016-2017
• ROSE Black Creek 2013-2017
• Rose Black Water 2011-2017
• ROSE Multisport 2012-2017
• Rose Multistreet 2012-2017
• Rose Activa 2011-2017
• Red Bull NPL 2010
• Red Bull Pro Factory 2010
• Red Bull Team AL 2010
• Red Bull AL Factory 2010
• Red Bull WFS/WPS Factory 2010
• Red Bull Black Creek 2010-2012
• Red Bull Multisport 2010-2011
• Red Bull Activa 2010
• Red Bull Black Water 2010-2013