Die Cast Zinc

1-3/8 (35 mm) thick

Knob - 9890 & 9891 Series Bi-Fold

For use on bi-fold applications on doors 3/4" (19 mm) to 1-3/8" (35 mm) thick

For use on doors 3/4" (19 mm) to 1-3/8" (35 mm) thick

One (1) 8-32 x 1-3/4" PPHMS and one (1) #8 - 32 x 2" PPHMS

Crossover from SDH section

1" (25 mm)