These are specialty spindles for a VW bus, van or transporter commonly referred to as a Type 2. These are made for use with drum brakes. Made by various companies and are made to either lower or raise the ride height of the vehicle by placing the spindle shaft and brake backing plate holes higher or lower on the steering knuckle without disturbing the steering geometry. This set is for a higher ride height. The maker of yours is unknown. The first URL supplied shows a set for lowered ride height. Note the placement of the spindle shaft. The second URL shows a stock part as it is assembled with the kingpin parts. Note the position of the spindle shaft in comparison to yours. Your set will give approx 2.5" to 3" lift to the ride height.

These are specialty spindles for a VW bus, van or transporter commonly referred to as a Type 2. These are made for use with drum brakes. Made by various companies and are made to either lower or raise the ride height of the vehicle by placing the spindle shaft and brake backing plate holes higher or lower on the steering knuckle without disturbing the steering geometry. This set is for a higher ride height. The maker of yours is unknown. The first URL supplied shows a set for lowered ride height. Note the placement of the spindle shaft. The second URL shows a stock part as it is assembled with the kingpin parts. Note the position of the spindle shaft in comparison to yours. Your set will give approx 2.5" to 3" lift to the ride height.

References:

http://www.vintagev-dubs.com/shop/68-to-70-drum-bay-2-5-inch-dropped-spindles...