>>1532878this
>>1532881innecesary as you say it. just say "measure the bcd" instead, no need to be an asshole.
>>1532888no need for this, just pick 4 washers about 2 mm thickness, so you can make up for the lack of big ring when you attatch the middle ring. but in 1x cases, sometimes those washers are not requiered, depends on the thickness of the ring itself.