Originally Posted by kenchan

you can trim down the shankwasher a lot thinner than that.

but i guess you might want to get an aftermarket boot in your case then.
if you buy the momo boot, they usually come with a large conal spacer that goes
on the inside the boot where it shapes the top to match rounded contours
pretty well. im running a specter knob on my G and it's a perfect fit at the
rounded bottom.

GL!