Bottom Horns

Your duct should match the length of your hotend. If you are using Beacon or Klicky, choose the appropriate variant for that ABL method.

See the Intro Guide's compatibility section for more information and a table of hotends and ducts.

Dual Horns

StockBeaconKlicky

0.3

Standard

General Notes

This is a lightweight version of the stock EVA dual horns.

Materials

Type	Part	Qty
Printed	stock_bottom.stl	1 Ea
Other Fastener	M3 x 5mm OD x 4mm L Insert	1 Ea

Heat Set Insert Locations

cuiviemen

0.4

Standard

RevB 34, RevH 40.15 mm

General Notes

This is a lightweight version of the stock EVA dual horns.

Variant Notes

The forward mount point is for Rev B, the rear for Rev H.
The Beacon kit should include the M3 screws needed to attach the Beacon PCB.
This variant does not use an insert to attach the rear inlet to the bottom horns.
RevH only: Do not use a FHCS longer than 5mm to attach the rear inlet. It will cause interference.

Materials

Type	Part	Qty
Other Fastener	M3 x 5mm OD x 4mm L Insert	3 Ea
Printed	stock_beacon_bottom.stl	1 Ea
ABL	Annex Beacon Low-Profile Kit	1 Ea

Heat Set Insert Locations

0.2

Standard

-1.5 mm

37 mm

General Notes

This is a lightweight version of the stock EVA dual horns.

Materials

Type	Part	Qty
Printed	klicky_bottom.stl	1 Ea
Other	6mm x 3mm Magnet	3 Ea
Other Electrical	Stranded Silicone Hookup Wire, 24 awg/0.5mm²	15 cm
Other Fastener	M3 x 5mm OD x 4mm L Insert	1 Ea

Heat Set Insert Locations

Kraken Horns

StockBeaconKlicky

0.6b

Standard

General Notes

Kraken is designed to provide more even, distributed airflow than the stock EVA dual horns.

Materials

Type	Part	Qty
Printed	kraken_stock.stl	1 Ea
Other Fastener	M3 x 5mm OD x 4mm L Insert	1 Ea

Heat Set Insert Locations

0.6b

Standard

RevB 37, RevH 43.15 mm

General Notes

Kraken is designed to provide more even, distributed airflow than the stock EVA dual horns.

Variant Notes

The forward mounting holes are for Beacon RevB, the rear pair are for RevH.
The Beacon kit should include the M3 screws needed to attach the Beacon PCB.
This variant does not use an insert to attach the rear inlet to the bottom horns.
RevH only: Do not use a FHCS longer than 5mm to attach the rear inlet. It will cause interference.

Materials

Type	Part	Qty
ABL	Annex Beacon Low-Profile Kit	1 Ea
Other Fastener	M3 x 5mm OD x 4mm L Insert	2 Ea
Printed	kraken_beacon.stl	1 Ea

Heat Set Insert Locations

0.6c

Standard

-1.5 mm

32 mm

General Notes

Kraken is designed to provide more even, distributed airflow than the stock EVA dual horns.

Materials

Type	Part	Qty
Printed	kraken_klicky.stl	1 Ea
Other Fastener	M3 x 5mm OD x 4mm L Insert	1 Ea
Other	6mm x 3mm Magnet	3 Ea
Other Electrical	Stranded Silicone Hookup Wire, 24 awg/0.5mm²	15 cm

Heat Set Insert Locations

Kraken UHF Horns

StockBeaconKlicky

0.4

UHF

General Notes

Kraken is designed to provide more even, distributed airflow than the stock EVA dual horns.

Materials

Type	Part	Qty
Printed	kraken_uhf_stock.stl	1 Ea
Other Fastener	M3 x 5mm OD x 4mm L Insert	1 Ea

Heat Set Insert Locations

0.4

UHF

37 mm

General Notes

Kraken is designed to provide more even, distributed airflow than the stock EVA dual horns.

Variant Notes

The Beacon kit should include the M3 screws needed to attach the Beacon PCB.

Materials

Type	Part	Qty
ABL	Annex Beacon Low-Profile Kit	1 Ea
Other Fastener	M3 x 5mm OD x 4mm L Insert	3 Ea
Printed	kraken_uhf_beacon.stl	1 Ea

Heat Set Insert Locations

0.4

UHF

-1.5 mm

32 mm

General Notes

Kraken is designed to provide more even, distributed airflow than the stock EVA dual horns.

Materials

Type	Part	Qty
Printed	kraken_uhf_klicky.stl	1 Ea
Other	6mm x 3mm Magnet	3 Ea
Other Electrical	Stranded Silicone Hookup Wire, 24 awg/0.5mm²	15 cm
Other Fastener	M3 x 5mm OD x 4mm L Insert	1 Ea

Heat Set Insert Locations

Trihorns

StockBeaconKlicky

v0.1

Standard

General Notes

These horns are exclusively meant as a workaround for the Mosquito's large heater block.

Materials

Type	Part	Qty
Printed	stock_bottom_trihorn.stl	1 Ea
Other Fastener	M3 x 5mm OD x 4mm L Insert	1 Ea

Heat Set Insert Locations

cuiviemen

v0.1

Standard

34 mm

General Notes

These horns are exclusively meant as a workaround for the Mosquito's large heater block.

Variant Notes

The Beacon kit should include the M3 screws needed to attach the Beacon PCB.
This variant does not use an insert to attach the rear inlet to the bottom horns.
RevH only: Do not use a FHCS longer than 5mm to attach the rear inlet. It will cause interference.

Materials

Type	Part	Qty
Other Fastener	M3 x 5mm OD x 4mm L Insert	3 Ea
ABL	Annex Beacon Low-Profile Kit	1 Ea
Printed	beacon_bottom_trihorns.stl	1 Ea

Heat Set Insert Locations

v0.2

Standard

-1.5 mm

37 mm

General Notes

These horns are exclusively meant as a workaround for the Mosquito's large heater block.

Materials

Type	Part	Qty
Printed	klicky_bottom_trihorn.stl	1 Ea
Other Electrical	Stranded Silicone Hookup Wire, 24 awg/0.5mm²	15 cm
Other	6mm x 3mm Magnet	3 Ea
Other Fastener	M3 x 5mm OD x 4mm L Insert	1 Ea

Heat Set Insert Locations

UHF Dual Horns

StockBeaconKlicky

v0.3

UHF

General Notes

This is a modified version of the EVA UHF dual horns.

Materials

Type	Part	Qty
Printed	stock_bottom_uhf.stl	1 Ea
Other Fastener	M3 x 5mm OD x 4mm L Insert	1 Ea

Heat Set Insert Locations

Psych0h3ad

v0.2

UHF

17 mm

General Notes

This is a modified version of the EVA UHF dual horns.

Variant Notes

The Beacon kit should include the M3 screws needed to attach the Beacon PCB.

Materials

Type	Part	Qty
Other Fastener	M3 x 5mm OD x 4mm L Insert	3 Ea
ABL	Annex Beacon Low-Profile Kit	1 Ea
Printed	beacon_bottom_uhf.stl	1 Ea

Heat Set Insert Locations

v0.1

UHF

-1.5 mm

37 mm

General Notes

This is a modified version of the EVA UHF dual horns.

Materials

Type	Part	Qty
Printed	klicky_bottom_uhf.stl	1 Ea
Other	6mm x 3mm Magnet	3 Ea
Other Electrical	Stranded Silicone Hookup Wire, 24 awg/0.5mm²	15 cm
Other Fastener	M3 x 5mm OD x 4mm L Insert	1 Ea

Heat Set Insert Locations