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