Railless portable slider that gives camera motion 4 times its size. No batteries or chargers required; a completely mechanical solution thanks to its unique double arm design. Camera motion 4x its sizeWing delivers extreme portability while bringing amazing capabilities into your productions. Both Wing & Wing PRO gives 40 cm camera motion. Silky smooth manual slides even at ultra low speeds (Macro videography) No batteries, no chargers required; built-in, completely mechanical solution Uses fluid dynamics to dampen the movement (Adjustable tension)Recommended speed range: Up to 6 cm / sec - Down to 2 mm / sec2 models based on carrying capacity:Standard - 6.8 kg or lessPRO - 22 kg or lessMaximum dolly in / out rangeWing moves with the camera. It does not get in the shotThe obvious choiceBoth give 40 cm camera motionTravel light yet capableWing loves to travel and will go to places no slider has ever been before.SpecificationsMODELStandardPRORecommended camera load6.8 kg or less22 kg or lessCamera travel40 cm40 cmWeight1.4 kg2 kgSize176 x 60 x 89 mm184 x 70 x 102 mmMounting options3/8"-16 mounting port on bottom. 1/4"-20 mounting screw on top.3/8"-16 mounting port on bottom. 3/8"-16 mounting screw on top.MaterialsCNC machined aluminum and stainless steel components.CNC machined aluminum and stainless steel components.