Marten, Howes & Baylis Model Boat Fittings MHB002 Double Bollard:
cast brass double bollard, Base 22x6.4mm, Bollard Ø (stem) 5mm, Bollard Ø (top) 6mm, Height (excluding fixing pin) 8.5mm. Supplied on a stem to allow easy polishing if desired - stem may also be used as a fixing pin. Pack of 2.