ISC ZipSpeed Tandem 50 mm Trolley - Aluminium - RedThe ISC ZipSpeed Tandem 50 mm is a mid-sized, high-speed performance trolley engineered for years of reliable use. Its aerospace-grade 7075 aluminium side plates minimize flex under load, while rubber-sealed deep-groove bearings deliver smooth operation over thousands of kilometres. A builtin rubber brake buffer cushions end-of-line impacts, and multiple attachment points accommodate a variety of carabiners, snap hooks, and accessories. Proudly made in Wales.Key Features Precision deep-groove, rubber-sealed bearings for low friction and long life Aerospace-grade 7075 aluminium side plates to resist flex Integrated rubber brake buffer absorbs end-of-run shocks Main axle opening fits most carabiners and snap hooks Secondary lanyard holes plus central accessory port (e.g. handlebar) Compact 50 mm wheel diameter for versatile rigging applications Specifications Wheel Diameter: 50 mm Body Material: Anodized 7075 aluminium Bearings: Rubber-sealed, deep-groove steel Brake Buffer: Integrated rubber bumper Attachment Points: Large main eye, two side lanyard holes, central port Color: Red Origin: Made in Wales, UK