Crain No. 517 5' Aluminum Stretcher Tube Manufacturer_National Equipment and similar models

and similar models

Made from an ultra tough alloy

and upholstery work

Used for tile or linoleum over wood subflooring

Crain No. 517 5' Aluminum Stretcher Tube Manufacturer_National Equipment and similar modelsAluminum stretcher tubes are lightweight and rustproof. The No. 517 5' Aluminum Stretcher Tube can add up to 8 feet 8 inches of length to your stretcher in 4 inch increments enough for a variety of rooms. Crain aluminum tubes feature a score line on the inner tube and the outer tube for aligning the buttons with the holes during length adjustment. These tubes work with other standard size diameter tubes. Closed length: 5 feet. Range of useful length