Lincoln Horizontal Fillet and Lap Adapter Kit K232 Parts Kit Lincoln Tech Rod 122 may Backing Tape Lincoln Tech Rod 122 may be available in a Buy America compliant version see the parent grade page for all available compliance variants and structural applications demands supply chain integrity — every spool of LA 100 must be genuinely manufactured by Lincoln Electric to the chemistry and mechanical property specifications your welding procedure requires Welds to the left or right of the tractor center line head tension spring and front guide wheel assembly on an adjustable arm which rides in the joint to maintain alignment and electrode angle