- Stainless steel ball bearings - 1067mm closed length - 76mm high - Full extension - Zinc plated - Telescopic runners - Simple installation - Strong, reliable and hard working - Weight capacity is 227kg - Price for 1 pair Heavy 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.