7DUALTROLLEY20:LiftMaster Dual Trolley Mod TDC 7 to 20ft **TDC48-20 CHAIN PACK #48 20 FT RAILS x 111-5220 CRSBARROUND1" X 20' x 110-5820-P TRACKTROLLEYFOR 20FT DOORPRE-PUNCHED x 2DUALTROLLEYMOD48 MOD-KITDUAL TROLLEY48 CHN x 1

LiftMaster Dual Trolley Mod TDC 7 to 20ft **TDC48-20 CHAIN PACK #48 20 FT RAILS x 111-5220 CRSBARROUND1" X 20' x 110-5820-P TRACKTROLLEYFOR 20FT DOORPRE-PUNCHED x 2DUALTROLLEYMOD48 MOD-KITDUAL TROLLEY48 CHN x 1

Item #: 7DUALTROLLEY20

Manufacturer: Chamberlain, LiftMaster

List price: $695.00

Includes: TDC48-20 CHAIN PACK #48 20 FT RAILS x 1 11-5220 CRSBARROUND1" X 20' x 1 10-5820-P TRACKTROLLEYFOR 20FT DOORPRE-PUNCHED x 2 DUALTROLLEYMOD48 MOD-KITDUAL TROLLEY48 CHN x 1