Empty racks for tubes (SBS-rack):
• SBS-standard format and stackable
• Compatible with 2D tubes with internal thread
• Linear barcode (1D) on long and narrow side
• Lid with stable closure mechanism
• Optional available as slide lock and push lock

Empty racks for caps (cap racks):
• 96 caps per rack and stackable
• Suitable for 2D tube caps with internal and external thread
• Caps available in 14 different colors