2040 V slot to 15mm Hiwin Bearing

An adapter I designed for attaching a 15mm Hiwin bearing to 2040 V-slot extrusion. Here's the link for what I used it with.http://www.ebay.com/itm/15mm-HIWIN-Linear-Guideway-Rail-HGR15-L-1000mm-2pcs-Block-Carriage-HGW15CC-CNC/201419358641?rt=nc&_soffid=5018347904&_soffType=OrderSubTotalOffer&_trksid=p5731.m3795