4" Spindle Upgrade Real Bull Mini-lathe (CJ18 series)
6 bolt holes to take either 3 or 4 jaw chucks. Spindle with integral 4"/100mm spindle plate. Spi ndle Upgrade For The 7x14 Real Bull Mini-Lathe CJ18A to 4" Spindle Plate. M27 x 1.5 Thread MT3 taper with 20mm hole all the way through spindle.