135PCS NEW Technical MOC ultra-compact 8+N+R speed sequential gearbox Model Building Blocks Assemble Bricks Set DIY Engine Toys

135PCS NEW Technical MOC ultra-compact 8+N+R speed sequential gearbox Model Building Blocks Assemble Bricks Set DIY Engine Toys



Purchase instructions:

1. store all goods for MOC products, self-sealing bag packaging, drawings to obtain the way to leave a mailbox to send an electronic version of the drawings pdf format


2. All parts are compatible with LEGO, new and unused, to the EU CE and the United States CPC export agency certification.


3. blocks for artificial accessories may have a small probability of missing parts situation do not worry free to send you a replacement.

Please kindly make payment asap, so that we can arrange your order promtly. 
 
If you have any problem with payment, please feel free to contact us. 
 
 
We provide tracking number for ALL orders. You can track your parcels. 
 
Normally it arrives in 10-15 business days to US and European countries. 
DHL /Fedex/UPS arrives in 7-8 business days. 
 
 
 
 
1.All products are eligible for 30-days money back guarantee.
 
2.All returns should be guided by us.  Please contact us for details before you return anything.
 
  1. Please don't hasitate to contact us BEFORE you give us neutral or negative feedback, so that we can satisfactorily address your concerns.
  2. We accept dropshipping, bulk orders and customized products. 
  3. We are selling forArduino module, sensors,  Nextion display and other oled or lcd screens. lidar range finder sensors, servo motors, various electronic components  and for legoled, ect. 
 
 
 
 
BrandStemedu
MPNDoes not apply
Country/Region of ManufactureChina
MaterialEnvironmentally friendly ABS
CharacterProgrammed Robot Kit
FeaturesDevelop intelligence and stimulate potential
ThemeCompatible with legoeds
PackagingPE or bubble bag
Age Level6 years old and above
PushAuction