Made from hardened steel

By having the filament on a cardboard spool

we recommend 3D printing in a well-ventilated area

Slowing down the speed when bridging helps retain the melt strength and also allows the printed line to cool down in mid-air

Makerbot - Bar Mount Assembly-Replicator 2 Colorfabb - Filament Made from hardened steelComplete bar mount for your Replicator 2 This is experienced 9 out of 10 times to cure your Replicator 2x of extruder errors. This kit contains the following for your Replicator 2 Bot Nozzle insulated extrusion chamber barrel pipe and screws heating resistance thermocouple (new model with stronger cabling) aluminum bar mount