- cheeks and sheaves of plastic laminate
- strong frame construction of stainless steel AISI 316
- brass bush bearings

- high quality polished stainless steel AISI 316
- tapered tube 25 mm outside diameter
- solid stainless steel shaped plug welded at top end, drilled for guardrail
- stainless steel ferrule fitted in lower hole on 2- and 3-hole stanchions to prevent chafe
- the bottom hole (to fix into base) is drilled 8 mm diameter and 35 mm from the bottom, square to the guardrail hole(s).

- injection moulded cheeks of black nylon
-solid sheaves of extruded white poly-acetal
- brass bushed bearings
-strong frame construction of stainless steel AISI 316
- unique 3 in 1 head system

- injection moulded cheeks of black nylon
- solid sheaves of extruded white poly-acetal
- brass bushed bearings
- strong frame construction of stainless steel AISI 316

- solid sheaves of plastic laminate
- brass bushed bearings
- strong construction of stainless steel AISI 316
- extremely heavy duty blocks