... height-13ft (3.9m) reach-6ft(1.8m) Jib Arm (6ft or 1.9m), Remote Head, Battery Pack ... set up to run Canon Video lenses. ITEMDESCRIPTIONStandard 3-SystemFirst Arm: 1.8m6ft, Height/Length: 3.9M(13ft)/ 3M ... .6M(35ft)/ 12M, Payload: 22.6KGExtreme 4-SystemFirst Arm: 9.1m(30ft), Height/Length:10.6M(35ft)/ ... 22.6KG, with four-wheels systemExtreme Plus 4-SystemFirst Arm:12m(40ft), Height/Length:14.1M/ 14.8M, ...