125-950 SX(F)/EXC(F)/SMC 00-27 SUPERSPROX STEALTH REAR SPROCKET 38T - 52T

Teeth made of high-strength steel, for an extra long service life
Aluminum center section, reduces unsprung masses
Permanently joined together with high-strength rivets
At least three times longer service life than other aluminum rear sprockets
50 % lighter than steel rear sprockets
Longer service life of the entire drivetrain kit
Sprockets with different teeth number as stock are CCCUO_EU!