Kadee #1746 ~ O Scale Type E Long Centerset Metal Couplers with Plastic Gearboxes ~ Black

#1746 O Scale "SBE" Bottom Shelf Long Centerset Metal Couplers with Plastic Gearboxes This industry leading coupler features New Generation AAR Type "E" "Prototype" Head Long Centerset Metal Couplers, and #850 O Scale centering spring and comes complete with Plastic Gearboxes and lids. The #746 Metal Coupler may be mounted with the included #817 Plastic Gearbox or #818 Metal Gearbox (sold seperatly), #819 Extended Metal Gearbox (sold seperatly). It is not recommended to use a metal coupler directly on a metal surface or in a metal draft gearbox to avoid possible electrical crossover and shorting that may cause damage. Two pair per package New Generation AAR Type "E" "Prototype" Head: Simple Drop in DesignTrouble Free OperationHidden Knuckle SpringAAR Type "E" Coupler StyleCompatible with Kadee® O-Scale CouplersWorld-Renowned Quality & Performance Package Includes: (4) Each #746 Type "E" "Prototype" Metal Couplers - Long Centerset Shank(4) Each #817 Plastic Gearboxes & lids(5) Each #850 O Scale Centering Springs #747 Metal Coupler Features:Material - MetalShank Length - Long (63/64") (Knuckle pulling face to center hole of Draft Gearbox)Coupler Offset - CentersetCentering Spring - #850 O Scale Centering SpringsHead - New Generation AAR Type "E" "Prototype" HeadWorks With - #817, #818, #819 Draft Gearboxes #817 Plastic Draft Gearboxes & Lids Features:Material - PlasticDimensions - 25/32"L x 1/2"W x 7/32"HWorks With - #740, #742, #745, #746, #747, #800, #801, #804, #805, & #816 Couplers Mounting Specifications:Mounting Height - 25/32"Centerline - 1 1/16"Trip Pin Height - 1/16"Mounting Holes - 2-56 Insulated Screws are the most commonly used. (Screw length will vary)