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Ships within 48 hours · Estimated delivery Aug 9 - Aug 14
Universal collar can be easily swapped from bolt to qr
With extensive R&D testing and data acquisition work
This gives options for riders and bikes of all size
As they say "Mushrooms do the grippin' while you do the rippin"
Weight from: 56g (ISCG05 device) 118g (combined set-up with 32t IBR)
Renthal SR4 4-Arm 104BCD Chainring SALE Universal collar can be easilySR4 Chain Ring (Single Ring 4 Arm, 104BCD) Renthal's chainwheels are precision CNC machined to extremely tight tolerances to give the ultimate combination of strength and light weight. The 7075 T6 aluminium alloy chainwheels are 66% lighter than steel, yet incredibly durable. Their advanced tooth profile, concentricity and accuracy of fit provide maximum power transfer and long life. Renthal's combination of a very high strength base material and an
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