Check the listing for details. Sunwayfoto Arca-Swiss Mount Tripod Picatinny Rail Adapter ，Arca/RRS Compatible. Condition: New. Listed at 44.99 USD. Description✪Model: PA-60✪Length:60mm/2.4in✪Width:52mm/2in✪Height:24mm/0.9in✪Net Weight:107g/3.8oz✪T6061 main body material, elaborately CNC machined with type-III hard-anodized finish ensures it’s resistant to abrasion and corrosion;✪Compact and light-weight, weighing only 3.8oz(107g).Built-in stop block to prevent the rail from sliding freely within the slot.✪Base Arca dovetail groove structure can be mounted on Arca clamp directly,compatible with Picatinny rails.Safety stop screws at both ends of the base to avoid accidental dropping from Arca Swiss.✪By using an adapter bushing, the PA-60 can be mounted on ballhead with Arca mount directly.✪Featuring lever-lock release design which ensures swifting locking of the Picatinny rail. Jaw width can be adjusted via turning of the side screw so it's compatible with rails from different manufacturers.Substitutes: NP-60