Philip Harris Air Track Accessory Set

This accessory set includes almost everything required to be used with Air Track (B8H25339). This set consists of the following parts, including the magnets useful for precision collision & non-collision study; these give better results than hook and loop attachment and spring set.

• Bolt & Wing Nuts x 10
• Spring Attachments x 4
• Springs x 4
• Hook & Loop Attachment Pairs x 2 Pair
• Pulley x 1
• String x 2
• Slotted Mass & Hanger: Weights 5 g - 4 pcs. & Hanger 5 g x 1
• Photogate Flags x 8
• Photogate Arms x 2
• Launching Cradle x 1
• Assorted Masses x 8
• Risers x 8
• Rubber Bands x 2
• Hook for Spring x 1
• Pins x 4