RC laser dinghy sail boat

this is a almost fully printable RC sailing boat . the model is Laser dinghy 1:10 scale from real boat. total of 460 mm long you will also need: 1 x Flysky FS-GR3E 3 Channel 2.4G Receiver & transmitter 1 meter aluminum tube diameter 10 mm.(the total length of the mast is 710 mm and the boom is 290 mm) 1 x sg9 servo motor 1 x 360 Degree Continuous Rotation RC Servo 2 x 10mm/0.39 inch Spring Clip 1 x push button 8x8 mm 1 x Rectangle Plastic 4 x 1.5V AAA Battery Holder 1 x WATERPROOF RIPSTOP NYLON FABRIC 1 X lead weight of about 400-500 g Update 12/05/18: added video of first water test https://www.youtube.com/watch?v=byQVEPyXuh4 the bow is slightly diving in reach and it has some difficulty to jibe, i added the short keel with 5 deg back to move the weight back a little. also added a hydrofoil for keel and rudder and i cant wait to test it again.. https://www.thingiverse.com/thing:2907306 now i need to solve the balancing problem.. Update 17/05/18: Added some pictures of the keel and rudder. For the rudder pin I used M4x30 stainless steel bolt screwed to the rudder holder from bellow , I put a 6mm OD, 4mm ID stainless steel tube in the rudder for free movment. For the keel I used a 400 grams lead fishing weight that I drilled in it to fix it with a M4 screw that goes to M4 nut that I put in the keel top.