Fit on any diameter pole and are supplied with a 150 watt clar tungsten halogen lamp. Add on for factory set-up of wiring on external halyard pole - no access door $279.00 with access door $490.00 Add on for factory set-up of wiring on internal halyard pole - no access door $390.00, with access door $600.00. NOTE: Electrical access doors can only be supplied on 5in. and larger diameter poles. Minimum wall thickness .156. Standard colors are: Silver, Bronze, and Black.Click on the item number for more details regarding the product.