- Stainless steel ball bearings - 457mm closed length - 57mm high - Dis – connectable - Full extension - Zinc plated - Telescopic runners - Simple installation - Ideal for carrying loads up to 125 kg - Price for 1 pair Medium Duty Non Lockable Draw Slides. Very Reliable and Hard Wearing. These Draw Slides are great for any environment whether it be for work or leisure. They are able to be used in a number of application from camper trailers to vans and everything in between.