National Hardware Folding Door Hardware Set 48" Size:48" Constructed of heavy 16 gauge

Constructed of heavy 16 gauge steel that keeps folding channels from widening and ensures precise and accurate bends

Slow-seat with extra-sturdy lid and hinges wont flex or shift

#4 step drill bit 3/16' - 7/8' by 1/16'

Rivets range from 3-12

1000/1500W heat settings

National Hardware Folding Door Hardware Set 48" Size:48" Constructed of heavy 16 gaugeNational Hardware #771D By Passing Door Hardware Set is suitable for use with 3 4" to 1 3 8" thickness doors. Doors can not accidentally jump the track. Wheels never need lubrication. Doors can be hung or removed with out detaching hangers. Rail offers steel track with decorative finish.