We always used a set screw so you could really wrench down on locking in the counter weight. However, it wasn't as easy for adjustability which led to eventually using the thumb screw. Regardless both approaches work and will lock in your counter weight to keep your tracking force accurate.
We always used a set screw so you could really wrench down on locking in the counter weight. However, it wasn't as easy for adjustability which led to eventually using the thumb screw. Regardless both approaches work and will lock in your counter weight to keep your tracking force accurate.