This CRL Commercial Grade 4 Bi-Fold Door Hardware Kit can be used on either 1-3/8" (35 mm) or 1-3/4" (44.5 mm) solid core doors weighing up to 125 lbs. (56.7 kg). Top hung 1" (25 mm) diameter ball bearing nylon 4-roller carrier runs on an aluminum "I" beam track. Kit contains track, roller carrier; all pivot brackets and pivots; knob; and aligners. Ball bearing hinges are recommended available at most hardware outlets.

Most shipping weights are approximate and have not been verified. If the exact weight is needed in order to determine shipping costs, and shipping costs are required in order for you to complete your order, please request this prior to submitting your order by contacting CRL Customer Service. Product images shown are of the actual product or a close representation. ColorsColours can vary depending on your computer's video card and on how your monitor's colorcolour is adjusted.