Perfect handmade brass RC upgrade kit for Trumpeter 1/350 Nimitz Aircraft Carrier CVN-68, No. This kit includes sets of Penta blades propellers, which are extremely suitable for static or RC refitting models. All brass propellers are handmade with painstaking effort to achieve realistic effect. For RC conversion purpose, we design this set of brass upgrade kit. Kit includes powerful 180 motors X4 and corresponding shafts and bearing etc. RC fans whom have strong conversion skills and experience could make the original kit as a RC battleship model. 2 to 2 mm brass shaft couplings could effectively transmit the torque from 180 motors and tightly fasten even in high-speed. Brass shaft sleeve with stuffing box available for lubricate injection. Which also waterproof the propulsion shafting. Innovating setting the ball bearing on the end of the sleeve achieve excellent lubricated effect. Brass Y-Support produced by manual welding, which contains all the details from the real. All propeller has been manufactured and fasten with machine screws, which could tolerate high-speed running. Original gearbox like provided from Mini Hobby could be dropped. For buyers who choose whole set RC kits, I would consider you already have fruitful experience and abundant tools. You are highly recommended to equip with 2, 3 mm long drill, epoxy glue and putty etc. All Packing Kits list in the pictures. Last but not least, the upgrade kits are handmade and durable. But please treat with them carefully, any reckless installation may result irreversible damage. Type 180 Brushed Motor X4. Brass Shaft Couplings X4. Brass Stern Tube (Flange Embedded) X4. Brass Motor Mount X4. 2mm Stainless Steel Shaft X4. Buckle of Servo X4. Aluminum Heat Sink X4. Hollow Head Setscrews (Adequate). EPacket via China Post: about 11-65 days to most counties. Our average records are 7 to 21 days to North America. Parts of west coastal cities in America have the best record for just 7 to 15 days. EMS via China Post: Similar to the ePacket above. EExpress via Hong Kong Post: about 15-50 days (individual countries or even longer). These three above are national carriers in our region. DHL : about 3-7 days (individual countries or even longer). TNT : about 7-20 days (individual countries or even longer). Unsupported item: mostly like oversize or the item being an unreasonable return by SpeedPAK before loading on cargo flight.