- Celebrate the 20th anniversary of Biantic with this Holden Twin Set. The 1:43 scale diecast cars are beautifully crafted in grey colour and include the VL SS Group A SV and W427 models. With a production run of only 3000, this limited edition set is a must-have for any Holden or diecast car collector. The attention to detail is impeccable, from the intricate design of the wheels to the authentic Holden logo on the bonnet. These cars are perfect for display or play, making them a great addition to any collection. Don't miss out on this rare and unique opportunity to own a piece of Australian automotive history. One side mirror is missing on walkenshaw.other Otherwise, all is excellent.