I used this 1/4" NPT-18 plumbing tap I got from Home Depot for $…

I used this 1/4" NPT-18 plumbing tap I got from Home Depot for $7.00 CDN, the plug is $1.35 CDN and with over a 7/16" hole, the axle empties pretty quickly.

Owner caption May 2004 · Photo 100 of 1165