ROSE Bikes Gravity SX Pro 55 ZS44/ZS55 1 1/8"-1.5" Headset| Threadless

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