Centris 610 ~ Power Mac 6100 – Support Column $5.00 Center support post Centris 610 ~ Power Mac 6100 - Support Column quantity Add to cart Add to Quote Continue Shopping Category: Centris 610 - Power Mac 6100 Description Apple Support Column, part number 922-0356. Fits all Centris / Quadra 610 / 660 models, Performa 611x Series, Power Macintosh 6100 Series and Workgroup 6150 Series. May or may not include the screw.