Yep, VO 37mm. They are just way too flexy for me, no matter how carefully you fit them. I haven't heard the same about the Berthouds, probably should have gone for those. But I reckon SKS are more fitting, and lighter. Probably. A bit.
have you used the leather washers? they are supposed to reduce rattling significantly
have you used the leather washers? they are supposed to reduce rattling significantly