Building Supplies

Retractable Rolling Ladder Hardware Library Sliding Ladder Hardware Kit, Retractable Rolling Ladder Hardware +Floor Roller (200cm(6.6 ft) track kit) 【Adjustable Design】: The slide rail hardware kit has an adjustable function. Your ladder can be placed upright or inclined according to your needs, which can save you space. 【Applicable Place】: Sliding Ladder Track very suitable for Library, loft,... Retractable Rolling Ladder Hardware Library Sliding Ladder Hardware Kit, Retractable Rolling Ladder Hardware +Floor Roller (200cm(6.6 ft) track kit)