This one is one of the best designs for cuban links locks very sturdy and already produced and working pretty good.
this models are for 15mm links and have 2 versions a long 30mm version and a short 23mm version
each version includes 3 Parts Model
Render Bip File included
All Messurments in Pictures
Metal Weights long version: 14K - 23 grs 10K - 21grs
Short version: 10K - 18 grs 10K - 16.8grs