FRN-R-6 1/4 | Class RK5
FRN-R-6/10 | Class RK5
FRN-R-60 | Class RK5
FRN-R-7 | Class RK5
FRN-R-71/2 | Class RK5
FRN-R-8 | Class RK5
FRN-R-8/10 | Class RK5
FRN-R-9 | Class RK5
FRS-R-1 | Class RK5
FRS-R-1 1/2 | Class RK5
FRS-R-1 1/4 | Class RK5
FRS-R-1 1/8 | Class RK5
