JT SPROCKETS Aluminium Ultra-Light Rear Sprocket 460 - 520 JTA460.47BLK husqvarna-wr-125--2h00aa--125-2007-esi1854202 They have an inner layer

They have an inner layer of a mixture of aramid and cooling fibers (Duraql ™) and light and airy knee protection (LVL 2) and hip protection (LVL 1)

zipper even adjust the ventilation

Adjustable hip with expandable wedge to fit different body types

this jacket is an excellent choice for motorcyclists that value both functionality and style

JT SPROCKETS Aluminium Ultra-Light Rear Sprocket 460 - 520 JTA460.47BLK husqvarna-wr-125--2h00aa--125-2007-esi1854202 They have an inner layerWith the Leading Edge Edge Technology and Using Only the Highest Grade of Special Steel Alloys, JT Sprock's Produce A Full Range of Superior Quality Motorcycle Front and Reary Sprocks. Aviation Grade 7075 T6 Aluminum Alloy (Ergal) for Lightweight Competition Sprock Chain_pitch: 520. 0 Color: Black rear_prolet_teeth_cOUT: 47. 0 REAR_PROET_TYPE: 460 REAR_PROET_SSION: Ultra Light