Master Cylinder 5/8" or 3/4" bore - is backordered and will ship as soon as it is back in stock.
This billet aluminum M/C has 3/8" mounting holes (with the 'stock' 2.25" spacing) and a 3/8.24 threaded banjo bolt hole in the end. It is supplied with a rubber push-rod boot.
Available in 5/8" bore (single caliper) or 3/4" bore (multiple calipers).