WOLFBUSH Stirling Engine Model Armed Version Helicopter Horizontal Single Cylinder Vacuum Toy – Silver

High-end Material – A selection of excellent materials the body is made of aluminum alloy and stainless steel the cylinder is made of tin bronzethe overall fine grinding durable to use. Simple to Install – First assemble the rotor the rotor has a total of four leaves put the rotor into the spindle to tighten the top screw and then assemble the base foot cup; then add 95% alcohol and add the amount to the 3/2 cover of the alcohol lamp. The lamp is turned clockwise to activate the rotor. The engine speed range is 300-1000 rpm and the continuous running time is 20 minutes. Manufactured by Wolfbush. Easy to Clean – The machine adopts disassembly-free maintenance. The syringe is filled with alcohol from the smoldering port and the flywheel is cleaned and the cylinder is poured out. The cleaning can be done twice. How to Maintain – When the oil is lubricated fill 0.5 ml from the sputum port with a syringe fill it once before starting and fill it once for 20 minutes. Compared to other dry lubrication piston cylinders are lubricated to minimize wear and extend service life. Novel Design – Horizontal single-cylinder vacuum Stirling structure the overall shape is designed with armed helicopters with weapon racks and rocket launchers. Rotor-disturbed air-cooled cooling exquisite and beautiful.