Includes : Low Headroom Options, Double Track Low Headroom, Double Track Low Headroom for doors over 8' tall, and Low Headroom Conversion Kits.
Double Track Low Headroom - Doors over 8' tall
LHR Conversion Kits ONLY work for doors up to 8' tall and with EZ torsion, standard extension, EZ extension springs.--- If you want to use them and customer has TORSION Spacers are needed part# 4119650 (pair)