R-GOK Telescopic sleeve with round plate
R-GOK-N Nylon telescopic sleeve with round plate
R-WX-T Self-drilling screws for steel
R-WB Self-drilling screws for steel
GOK, GOK-N + WBT Roofing fixing system
GOK, GOK-N + WO-T Roofing fixing system
GOK, GOK-N + WW-T Roofing fixing system
GOK, GOK-N + WX-T Roofing fixing system
