Imported Products › Rack'em Ball Alignment Guide Rack'em Ball Alignment Guide from $9.60 Accurate standard geometric outer frame setting up flawless table breaks. Limit 8 colors maximum per print run selection. Size Scale: Select Size Scale Compact (75%) Standard (100%) Colossal (150%) Filament Style Tier: Select Filament Style Tier Standard FDM (Single Spool / Co-Extrusion Split) AMS Multicolor Premium (Multi-Spool Swap) Add To Cart Added! Accurate standard geometric outer frame setting up flawless table breaks. Limit 8 colors maximum per print run selection.