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Need help? Call Us 01744 520 110 or email sales@industrialsuppliesco.co.uk
Description
A bold ball top on a long square stem, for railings with no points at all. This railhead is cast steel, 125mm tall: a round ball 40mm across, a ringed turned collar, a plain 14mm square stem and a square foot 18mm across that welds to the top of the bar. The price shown is for one railhead, with a minimum order of 10, enough to top a 1 metre gate.

Why choose this railhead
No point at all. A big round ball is the safe choice for railings beside schools, nurseries, play areas and busy paths, where a spear would catch hands and clothing.
Stands proud of the rail. The long square stem lifts the 40mm ball well clear of the top rail, so a run of them reads as a clean row of balls from the street.
Square foot for a neat weld. The 18mm square foot sits on the cut end of a 16mm to 20mm square bar with the faces lined up, so the joint looks like part of the bar once dressed.
Solid raw steel, ready for your finish. At about 0.38 kg each it is a solid casting. It comes as bare cast steel, so you can weld first, then prime and paint, or galvanise and powder coat the finished panel.
Where it is used
School, nursery and play area railings, new-build and housing estate frontages, front garden railings on dwarf walls, pedestrian and side gates, and balcony balustrades in square bar.
Specifications
| What you get | One railhead, minimum order 10 |
|---|---|
| Style | Ball top on turned collar and square stem |
| Material | Cast mild steel |
| Finish | Raw, unpainted |
| Height | 125mm overall |
| Ball | 40mm across |
| Collar | Ringed, 60mm above the base |
| Stem | 14mm square |
| Foot | 18mm square, 14mm tall |
| Weight | About 0.38 kg each |
| Fixing | Weld the foot to the top of a bar |
Which bar does it suit?
| Bar on your railing | How the 18mm square foot sits |
|---|---|
| 16mm square | Foot overhangs about 1mm each side, near flush |
| 20mm square | Foot sits 1mm inside the edge, the usual choice |
| 12mm square or round | Foot overhangs 3mm each side, grind to blend |
| 25mm square or larger | Looks small, choose a heavier ball finial |
How many do you need?
You need one railhead for every bar that rises above the top rail. Divide the run by your bar spacing and round up.
| Run length | 110mm centres | 115mm centres | 120mm centres |
|---|---|---|---|
| 1 metre gate | 10 | 9 | 9 |
| 2 metres of railing | 19 | 18 | 17 |
| 3 metres of railing | 28 | 27 | 25 |
| 5 metres of railing | 46 | 44 | 42 |
The balls are 40mm across, so at 110mm centres there is a 70mm gap between them. With 20mm bars, keep centres at 120mm or less on stairs, landings and balconies in homes, where the gap between bars must not let a 100mm sphere pass through.
Is this the right railhead?
| You want | Choose |
|---|---|
| A 40mm ball on a long square stem | This railhead |
| A smaller 25mm ball top for 12mm bar | 95mm ball top railhead |
| A bigger 50mm ball on a turned spindle | 140mm ball finial |
| A rounded bud with no point | Rounded bud railhead 74 x 36mm |
| A low pyramid cap with no spike | Pyramid cap railhead 57 x 38mm |
| Every railhead shape and size | All railheads |
Fitting and care
Cut every bar to the same height, square the ends and grind them flat. Stand each ball top on its bar with the foot faces lined up with the bar faces, check it is upright from the front and the side, tack it, then weld all round the foot and dress the joint. A string line across the balls keeps the row level.
Degrease, then prime with a zinc-rich or metal primer before painting. Hot-dip galvanising before powder coating gives the longest life outdoors.
Frequently asked questions
Is the price for one railhead?
Yes, it is for one railhead, with a minimum order of 10. For a larger run, call us for a quantity price.
Is it painted?
No. It is raw cast steel and will rust if left bare outdoors, so prime and paint it, or galvanise it, once it is welded on.
Is it safe beside play areas?
It has no point or sharp edge. Check the bar spacing meets the 100mm sphere rule for the site.
Does the stem go inside the bar?
No. The square foot sits on top of the cut end of the bar and you weld round it.
Are all the railheads exactly the same?
They are cast from the same pattern, but cast parts vary by a millimetre or two. Set them to a string line when fitting rather than measuring each one from the bar.
Ordering and delivery
Order 10 or more online, with Express UK Delivery to your site and same-day dispatch on orders before 2pm, Monday to Friday. For a larger job, call 01744 520 110 or email sales@industrialsuppliesco.co.uk and we will confirm availability and delivery before you order.
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About Us
Suppliers to Ministry of Defence, NATO, US Airforce and Most UK Councils, Schools, Universities, Hospitals & various Government departments
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Minimum order 10 pcs






