The drawhook shanks are 1mm square. These parts are delicate and may not be suitable for use with standard model couplings fitted. The dummy couplings are supplied unpainted. 20 - Non-working Screw Couplings with moulded drawhooks.
Stored Position Screw Couplings / Hooks (Non-Working) - OO Gauge (Pack of 20)
3 - Link Couplings & Hooks O Gauge 5 pair for Wagons Dapol 7A-000-008
Dapol Instanter Couplings & Hooks 5pr O Gauge DA7A-000-011
Parkside PS624 3 Link Couplings & Hooks (4 wagon sets) R04 O Gauge
Parkside PS82 3 Link Instanter Couplings, Hooks, Springs O Gauge
Parkside Models PS624 Standard 3-Link Couplings & Hooks O Gauge