Atec America-Ilsintech-Swift-F1 - Manual (Page 5)

The choice of a lever block by Cable & Connector type
Choose a lever block on the left side of the oven. (1EA inclusive, 3EA optional )
(Loosen set screw and then change a block)
Choose a lever block on the right side of the oven. (1EA inclusive, 3EA optional )
Package
Sleeve for Connector
Sleeve for fiber or cable