ALPINESTARS Nucleon KR-1 Cell Back Protector - Red/Black - Large 6504520-009-L Air Filter The slider puck diameter is

The slider puck diameter is increased from 1

18 mm O2 Ports with 18 mm Plugs supplied

2016-2017 Harley-Davidson Fat Boy S FLSTFBS - - 2016-2017 Harley-Davidson Softail Slim S FLSS - - 2016-2017 Harley-Davidson Low Rider S FXDLS - - 2013-2017 Harley-Davidson Breakout FXSB - - 2013-2014 Harley-Davidson CVO Breakout FXSBSE - - 2012-2017 Harley-Davidson Softail Slim FLS - - 2011-2013 Harley-Davidson Blackline FXS - - 2010-2016 Harley-Davidson Fat Boy Lo FLSTFB - - 2009 Harley-Davidson CVO Softail Springer FXSTSSE3 - - 2008-2017 Harley-Davidson Fat Bob FXDF - - 2008-2011 Harley-Davidson Softail Rocker C FXCWC - - 2008-2011 Harley-Davidson Softail Cross Bones FLSTSB - - 2008-2009 Harley-Davidson Softail Rocker FXCW - - 2007-2010 Harley-Davidson Softail Custom EFI FXSTC - - 2007-2009

Not compatible with OEM detachable sissy bar/luggage rack

- 2019-2023 BMW R 1250 GS Lower: 2019-2022

ALPINESTARS Nucleon KR-1 Cell Back Protector - Red/Black - Large 6504520-009-L Air Filter The slider puck diameter isCell Technology back protector is constructed from a high performance polymeric material blend for optimized flexibility and excellent weight saving properties Developed in three waist to shoulder dimensions in order to cover all body sizes Extended lower back protector offers more protection to the rider Highly perforated for maximum breathability and ventilation Horizontal flexion grooves for an adaptive fit in different riding positions Adjustable