:tut advertising items for sale on the forum! I've always allowed (even encouraged) people to post about items they or others are selling in other auctions here - hence this Auction category in the forum. That's different from using the forum directly to advertise. That said, I'm currently upgradin...

These are unbeatable for the amount of gameplay to game size. Very clever mechanism.

No, it's just down the road...

In case anyone is wondering, these two are mine, but I'm using my niece's ebay account. She uses eBay more than I do, so she often gets commission-free listings. Apparently they're allocated randomly, but I don't recall being offered them.

R&W Steer-a-Car
Bally Play Basket Ball

Not sure about the weight, but for their size they're not especially heavy. A laminated ply case is significantly lighter than oak. Apart from that, the motor and gearbox contribute most of the weight. They do get heavy when full of coins though...

I'd say, give or take a few 'win' 'lose' labels and rubber ball stops, yours is the Bollands Little Problem.

Ahrens did make a version called Within The Maze. There was also a version advertised in Bolland's catalogue called The Little Problem. I've seen versions the size of a small allwin, and some much bigger.

Yes, some amazing work there.
Did you start by 3D scanning/imaging the original, or does the modelling have to be created from scratch in 3D Max?

I've merged your query with the existing thread on these. Here's another that was on eBay some time ago.

Like this one?