Home / O / LINESIDE ACCESSORIES / RELAY BOX – MEDIUM O RELAY BOX – MEDIUM O£2.25 One piece stonecast plaster. Painting required. Medium type lineside box. RELAY BOX - MEDIUM O quantity Add to cart SKU: 7-148 Categories: O, LINESIDE ACCESSORIES Related products BALLAST LOAD O £3.50 Add to cart CHINA CLAY LOAD – 3-PACK O £10.00 Add to cart COAL LOAD – LARGE – 21/24T O £3.50 Add to cart BARREL LOAD O £5.00 Add to cart