Models View all Y Support Carriage - Parts 3 63 0 3030 Aluminum Extrusion Profile - STEP IGES 20 1025 3 4040 Aluminum Extrusion Profile - STEP 24 1556 0 Tonsen X Carriage Base 1 24 1 Tonsen X Carriage Base - IGES & Step formats 3 23 1 Engraver Y Carriage Dolly 4 84 2 Education BS, Information Technology / Electrical Eng