BIQU H2 Extruder Direct Dual Gear Hotend 3D Printer Parts For BIQU B1 Ender 3 V2 PRO CR10 DIY VS BMG TITAN Extruder

Extrusion method: Double gear extrusion

Maximum printing temperature: 260℃ (upgradeable to 500℃)
Weight: 211g (including heating aluminum block, fan)
Maximum extrusion force: 7.5kg (depending on filaments)
Extrusion capacity (based on existing): 600mm³/min(depending on filaments)
Number of pulses: 932steps/mm for stepper motor drive at 16 subdivisions (mircosteps) (further correction is required)
Recommended motor current: 800mA
Filaments’ diameter and tolerance: 1.75±0.05mm

This extruder is suitable for most printer. Some printer such as Ender 3 V2 need adapter
https://www.bigtree-tech.com/help/download

Below is the link to the adapter