Type 1a link assembly as per drawing, Type 1b link assembly, as per drawing, Type 2a link assembly as per drawing, Type, 2b link assembly as per drawing, Type 3a link assembly as, per drawing, Type 3b link assembly as per drawing, Type 4a, link assembly as per drawing, Type 4b link assembly as per, drawing, Type 5a link assembly as per drawing, Type 5b link, assembly as per drawing, Type 6a link assembly as per, Type 6b link assembly as per drawing, Type 7a link, Type 7b link assembly as per