1/2" - 5/8"
on a fj40 of course

1/2 and slightly shorter length on earlier years, 9/16 later.

Later!
Dann

In case you didn't know I am pretty sure Standen's is the cheapest place to get u-bolts done in town. They made them up in a couple of minutes while I waited last time I needed some. :D

picked up 16 of them today for 75 tax in.

Shaun