High-quality material: The common connection nut is manufactured from tremendous alloy metal material, which is robust and durable.CNC mechanical design: 4mm motor coupler has a special design, ideally suited workmanship, exact size, handy and quick set up and disassembly.360-degree rotatable universal joint: This 4x4 mm joint rely can replace the transmission direction at any point, which is very flexible and easy to use.Application: 4 mm rotation coupling is optimal for handheld remote control mannequin vehicles and handheld remote control model boats, in addition very best motor shaft assembly accessories.Material:alloy steelcolour:SilverPackage Contents:4 x Cardan Coupling Connector8 x screws2 x WrenchOnly the above package content, other merchandise will not be included.Note: Light shooting and different exhibits can cause the colour of the object within the picture somewhat assorted from the real thing. The size allowed error is +/- 1-3cm. About tracking quantity update: If your monitoring quantity is no logistics information, as hundreds of parcels sent to international countries, logistics agencies didn't update logistics information, please contact us the 1st time, Please kindly don't straight open the dispute. We are the 1st time for you to solve! Time of shipment: All of product we can delivery out within 5~8 weekday, on veritably we're in line with customer orders time for packing and shipment, we need to carefully check the standard of the products before to Ship, So take some time to handled. Time of delivery: Due to force majeure factors: hurricanes, rainstorms impression flights. Leading to logistics delays. We are honest sellers, will not let you endure any loss. Please give the logistics corporation a bit of processing time, we anticipate the equipment to arrive your side. If your logistics information arrives on the local publish office: If the local publish workplace does hasn't contact you, please contact your local post workplace as soon as possible to get your package. Otherwise, overtime receipt of parcels, the local submit workplace will return your parcel, the implications of self-responsibility. Protection time is running out: When we've done time of shipment, if the product protection era running out, please expand the product defense era on your own or touch us, Please kindly don't open the dispute directly. Import duties: When you receive the goods, if there are any problem, please contact us and do not straight open the dispute. We promise we are able to give you a convinced answer after we confirmed it. We additionally will give you a good evaluation. We sincerely invite you to go away us a positive suggestions with an general Detailed Selling Rating (DSR) of 5 Stars. When you display your pleasant picture on our suggestions discipline please despatched message inform us, a better order touch me, can be further surprises. Q: How can song my parcel? A: You can tune your parcel on the following web content using your tracking number: www.17track.net/en (Copied to the browser to open) Q: As a retail or wholesale to supply wholesale charge if i many of items? A: if you want to purchase lots of items at the identical times, please touch me first. i'll provide you with the aggressive wholesale price . Q: How Can i pay my order? A: Aliexpress helps Visa, MasterCard, Maestre Debit Card, Western Union, and twine move through bank. If goods damaged,we must be contacted within 24 hours of receipt. If the thing is in your ownership more than 7 days, it is considered used and we can't subject you a reimbursement or replacement. If you aren't convinced once you receive the article (incorrect, damaged, defective, or item now not as described), please go back it within 7 days for a replacement or money back. For any personal reasons (choose a dislike or i need not this product anymore),Return shipping charger would be the buyer's responsibility. We won't settle for any items with odors(perfume.smoke,ect.) All returned goods MUST BE in the normal packaging and also you MUST PROVIDE us with the delivery tracking number, particular explanation for the return, and your order ID.