WSM Piston Kit - Polaris - Standard 010-831K Nucleon Flex Pro Shoulder Guards all buckles are replaceable

all buckles are replaceable

100% Polyester

E-Z Adjust assembly lets you adjust cable slack on the fly

Lightweight protective jacket with high adjustability and maximum breathability Back protector developed in two waist-to-shoulder dimensions to cover all kids/youth body sizes from 6-10 and 10-14 years of age

Stretch seam construction Alpinestars print logo on chest and back

WSM Piston Kit - Polaris - Standard 010-831K Nucleon Flex Pro Shoulder Guards all buckles are replaceableQuality 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