Renthal Front Chainwheels are simply the finest front chainwheel on the market today. Our Front Chainwheels feature a specially developed Nickel-Chrome-Molybdenum steel which is case hardened and core refined to give the ultimate combination of strength and hardness. GAS GAS EC 200 99-19 EC 250 97-19 EC 300 97-19 EC 515 2009 XC 200 18-19 XC 250 18-19 XC 300 18-19 SM 450 2009 SM 515 08-09 FSE 400 02-12 FSE 450 02-12 SHERCO 250 SE-R 14-20 300 SE-R 14-20 450 SE-F 05-24 500 SE-F 19-24 510 SE-F 07-13 450 SE-F Factory 17-24 500 SE-F Factory 19-24
