Description:

Compatible with Gilera 2003-2011 RCR 50, 2003-2010 SMT 50. Compatible with Aprilia 2006-2016 RX 50, 2006-2011 SX 50. Compatible with Derbi 2004-2011 Senda R 50 X-Race, 2002-2016 Senda R 50 X-Treme, 2004-2011 Senda SM 50 X-Race, 2000-2016 Senda SM 50 X-Treme. Pitch 420, Teeth 53; Sprocket Material Consists of SAE 1023 structural carbon steel; Surface Finish Sandblasting; Surface Treatment Galvanized. Hub Inner Diameter 105mm; Mounting Hole (ID) 8.5mm; Distance Between Mounting Holes (ID) 125mm.