Kadee 262 HO Scale Narrow Whisker Snap-Together Insulated Gear Box & Lid

Kadee 242 Universal Snap-Together Insulated Draft Gear Box -- 10 Pair - HO Scale

Kadee HO Scale Coupler Draft Gear Boxes - Snap-Together #242 Standard (10pr)

Kadee HO Scale Coupler Draft Gear Boxes - Snap-Together #252 Round Back (10pr)

Kadee #262, HO Scale, Narrow Snap-Together Gearbox, 10 pair

Kadee #262 HO Scale Narrow Snap-Together Gearbox (10 Pair)

HO Scale Kadee 13 Magne-Matic #31 Coupler Conversion Kit w/ Draft Gear Box #2067