Moto-Master GasGas/Husqvarna/KTM Fusion Dual Ring Sprocket (520-51T) - Red BF22-SIP Significantly more torque and a

Significantly more torque and a substantial increase in power

2013 SYM SHARK 125 4T (DRUM BRAKE) E1 1999

starting from the cooling fins

Another advantage of the cast-iron design is their ability to be re-bored and fitted with an oversize piston if any damage should occur to the piston or cylinders bore

As pictured supplied with all fittings and a 140 Push in carburettor jet

Moto-Master GasGas/Husqvarna/KTM Fusion Dual Ring Sprocket (520-51T) - Red BF22-SIP Significantly more torque and aMoto Master GasGas Husqvarna KTM Fusion Dual Ring Sprocket (520 51T) Red Special hardened and nickel coated steel outer ring. Will outlast an aluminium sprocket up to 3 times 50% less weight compared to a normal steel sprocket. Aircraft grade 7075 T6 aluminium carrier. Precise manufactured outer ring and carrier interlock permanently using a specialized heat shrink procedure. Carrier is colour anodized coated for extra durability. CAD designed, CNC