MTX 1590 Hornet Lightweight Steel Front Sprocket #520 size:13 Tooth Suits wheels from 12" to

Suits wheels from 12" to 21"

1100 1078 cc 2008/2009

and a plethora of elastic loops

then heat-treated to HRC 36+-2 while the centre of the disc is manufactured from steel or alloy

Better grip

MTX 1590 Hornet Lightweight Steel Front Sprocket #520 size:13 Tooth Suits wheels from 12" toMTX Hornet front sprockets are a lightweight performance alternative to OEM sprockets. Featuring self cleaning mud grooves between the teeth for extended chain and sprocket life, with lightening holes to reduce rotational mass the Hornet series is designed for champions. CNC machined from case hardened Chromoly steel and fully heat treated for maximum strength and durability. Fully heat treated for maximum strength and durability Lightening holes