|This set contains all bolts, nuts & washers for a Prusa Mendel.|
2 pcs - M4x20 cap screw
2 pcs - M4 washer
2 pcs - M4 regular nut
|Note 1: The extruder hardware set is not included; Wade's extruder hardware can be purchase separately from A2APrinter Extruder Parts.
Note 2: There are extra bolts, nuts, and washers in each package.