What's in the box:

3D Printer Parts Silver All Metal Extruder Kits Compatible with Titan Aero Extruder 1.75mm Prusa i3 MK2 3D Printer (Standard)

Features:
Silver metal extruder kits.
All metal, high quality and durable.
Strong applicability. Easy to assemble.
Compatible with Prusa i3 MK2.
Don't include the mounting bracket and stepper motor.

Specifications:
Color: Silver
Material: All Metal
Compatible For: Compatible with Prusa i3 MK2
Package Size: 8 * 12 * 12cm / 3.1 * 4.7 * 4.7in
Package Weight: 100g / 3.5oz

Packing List:
1 * Extruder Kits