1″ Ball Bearing Rollers

Commercial Grade

CRL 48″ Bi-Fold Hardware Kit can be used on either 1-3/8″ (34.9 mm) or 1-3/4″ (44.5 mm) solid core doors weighing up to 125 lbs. (56.7 kg). Top hung 1″ (25.4 mm) diameter ball bearing nylon roller system with 4 roller carriers which run on an aluminum “I” beam track. Kit contains track, roller carrier; all pivot brackets and pivots; knob; and aligners. Hinges are not included. Ball bearing hinges are recommended available at most hardware outlets. DS 06/27/2016

From Manufacturer

This CRL 48″ (1219 mm) Commercial Grade 2 Bi-Fold Door Hardware Kit can be used on either 1-3/8″ (34.9 mm) or 1-3/4″ (44.5 mm) solid core doors weighing up to 125 lbs. (56.7 kg). Top hung 1″ (25.4 mm) diameter ball bearing nylon roller system with 4 roller carriers which run on an aluminum “I” beam track. Kit contains track, roller carrier; all pivot brackets and pivots; knob; and aligners. Hinges are not included. Ball bearing hinges are recommended available at most hardware outlets.