The end that would need 400 grit is the one that would take the screw on the right as you face the wheel. So the screw-hole in the collar would be on the right. I needed to note this orientation because I blew away the dust from the bundle before putting it in the storage bag. | The end that would need 400 grit is the one that would take the screw on the right as you face the wheel. So the screw-hole in the collar would be on the right. I needed to note this orientation because I blew away the dust from the bundle before putting it in the storage bag. |