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Ships within 48 hours · Estimated delivery Aug 28 - Sep 2
More aluminum surface area contacting caliper to transfer far more heat away
Quick-release attachment system for easy in-and-out access
Double-insulated body
EVA foam padding on fingers
Thermoplastic Polyurethane (TPU) injected knuckle protection system to absorb and dissipate impact
RENTHAL Twinring™ Rear Sprocket - 50 Tooth - Black 1500-520-50GPBK Qualifier Jersey More aluminum surface area contactingInner ring is the same high strength Ultralight 7075 T 6 aluminum used for the standard Renthal sprocket Outer ring is electro less nickel coated steel for ultimate durability and is designed with the minimum amount of material to keep weight down The outer ring is expanded at 200C and then fitted over the inner; this interference fit combined with the wave pattern ensures a permanent bond for the life of the chainwheel The flat socket head screws add
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