Agility Gear Two Pair of White Jump Cup Strips (Includes D-I-Y Jump Instructions) Build your own Competition Grade Dog Agility Jump with these Jump Cup Strips and Agility Gear Do it Yourself Instructions. This listing is for 2 pair of Jump Cup Strips ( enough for 2 jumps ) and Agility Gear D-I-Y Instructions for both Free Standing and Fixed Base Competition Jumps. The white Jump Cup Strips are durable and easily installed on a new or existing 1 inch I.D. or 1.25 inch I.D. PVC Jumps. Mounting screws are included. The Jump Cup Strips allow the jump bar ( s ) to be set from 4 to 26 inches ( at clearly marked 2 inch intervals ). Agility Gear do it yourself instructions include a complete list of items ( in addition to the Jump Strips ) that you will need to make a Competition grade jump ( meeting both AKC & USDAA specifications ), PVC measurements, and assembly steps.