Knobs

(A) – 20mm DIA HEAD WITH 5mm THREAD x 20mm LONG

(A)(1) – 20mm DIA HEAD WITH 5mm NUT

(B) – 40mmDIA HEAD WITH 6mm THREAD x 25mm LONG

(B)(1) – 40mm DIA HEAD WITH 6mm NUT

(C) – 50mm DIA HEAD WITH 8mm THREAD x 30mm LONG

(C)(1) – 50mm DIA HEAD WITH 8mm NUT

(C)(2) – 50mm DIA HEAD WITH 10mm THREAD x 30mm S/S BOLT

(D)(2) – 73mm DIA HEAD WITH 12mm FULL NUT

(E) – 40mm DIA HEAD WITH 8mm THREAD RIGHT THROUGH