Go with the offset bolt hole, adds a little caster, I’ve fitted several sets now, there’s really no downsides. Other than making sure you fit them the right way round
Slide into the arms easier too, bit of silicone grease and they wind right on.
These are the last two sets I’ve fitted, different cars, not that they wore out.
2 Front M3 Control Arm Bush Rear Wishbone Fits Bmw E36 Febi 26080 - Fast & Free Delivery from Simply Car Parts - Brand New Genuine Febi Bilstein UK Stock - 3 Years Manufacturers Warranty.
www.ebay.co.uk
Oh, forgot, I’ve been finding better results with 1mm wire on thin sheet, though not getting too much time to practice, my blood pressure isnt stable standing so little garage time.