LEGO MOC Custom Double Crossover Track 7996 by Brick Forge | Rebrickable - Build with LEGO
Ultimate Double Crossover
Bastens - We are lucky enough to have one of the LEGO City Train Track Splitter 7996 which is now retired. That being said I wouldn't recommend spending over $250 to buy
LEGO City Train 7996 Double Crossover Switch Track - Why so much? - YouTube
LEGO 7996 Double Crossover Track for RC Trains Set Parts Inventory and Instructions - LEGO Reference Guide