WSM Piston Kit - Polaris - +.50 mm 50-305-05PK Supertech M8 Radium 2 MIPS Helmet 2015-2016 Harley-Davidson Road Glide Special

2015-2016 Harley-Davidson Road Glide Special FLTRXS - - 2014-2016 Harley-Davidson Street Glide Special FLHXS - - 2010-2013

Patented lightweight and highly-ventilated double-wall knee-cup system offers strong impact force dispersion and absorption while ensuring maximum coverage area in all riding positions

road racing and street bike community

Whether partially filled or completely packed

taffeta lined with poly fill sleeves

WSM Piston Kit - Polaris - +.50 mm 50-305-05PK Supertech M8 Radium 2 MIPS Helmet 2015-2016 Harley-Davidson Road Glide SpecialQuality and construction that meets or exceeds OEM Feature improved E clip design Contain piston, rings, pin and clips Additional rings available separately Order one per cylinder Skirts have a nonabrasive, expansion retarding MOS2 coating to reduce heat and friction for added power and longevity MOS2 coating actually draws heat through piston walls and out the bottom Specially hardened tops add strength to ring grooves