R-FF1-L-A4 Nylon frame fixing counersunk, stainless steel
R-FF1-L-DT Nylon frame fixing countersunk in corrosion-resistant coating
R-FF1-L Nylon frame fixing countersunk version – zinc plated
R-FF1-K-A4 Nylon frame fixing with collar hex head – stainless steel
R-FF1-K-DT Nylon frame fixing with collar hex head – zink flake
R-FF1-K Nylon frame fixing with collar hex head – zinc plated
