30-31 | Fine Adjustment Screw Kit Righetti The X-30 engine also provides

The X-30 engine also provides an electric starter onboard

0 mm ID x 90mm Width

Pretty trick pieces of padding to adjust to your firmness and size based on adjusting internal pressure in pad

with (4) sprocket guard pieces and mounting hardware

That's some serious weight savings

30-31 | Fine Adjustment Screw Kit Righetti The X-30 engine also providesAdjustment Screw Kit for Rotax Max Carburetors. This screw kit allows for fine tuning the fuel air mixture into the carburetor from the main jet venturi. Each Rotax carburetor requires this screw and return spring (which holds tension on the screw). Without it, the proper metering of fuel and air into the carburetor is not possible. The kit comes with (1) 30 and (1) 31 part as shown in the diagram.