The handles are ergonomically designed and rubber coated to ensure the best working comfort. The ACTIVE bicycle handles can be adjusted separately on each side

Walbro diaphgram carburettors with primer are used on all engines. Diaphgrams are made of a special material (Mylar) used to garantee good and long performances even using unleaded fuel with high percentage of alcohol and/or alkylic fuels

This model is equipped with an heavy duty 54 mm clutch with two shoes. The large clutch ensures a longer life and guarantees all power to be transferred to the cutting device.

Transmissions made of special material, light but heavy duty. Transmissions shafts (except models 2.5 and 2.9) have 6 self-lubricating bushings to reduce vibrations. All these features guarantee the maximum comfort to the operator.

A larger cap on the gasoline tank makes easy the filling operation. All pipes are manufactured in Viton, special material resisting to unleaded fuel corrosion and high temperatures. Special device to avoid Vapor-Lock.

The special material (thickness 1,0 mm), used in manufacturing the muffler, reduces the noise emissions. The Active technology used in producing this component guarantees a longer life of the muffler due to reduced wear (caused by hot temperatures and oil).

The two pieces crankshafts with two counterweights are made of high quality steel. The special design reduces vibrations and guarantees high performances. Piston: Ultra light pistons are used to reduce vibrations. All pistons made of special cast iron have two pistons rings to ensure a longer life of the engine.

Double stage air filters. These filters guarantee longer engines life and lower maintenance costs. A paper filter kit (ideal for very dusty conditions) is
available, as an option, for 4.5 - 5.5 engines. 6.5 engine fit paper filter.