Neptune 4 Max improved Y tensionner (supports Runice)

Improves print quality by keeping the external radius of the belt constant. Won't fit Runice idlers

Print settings:

• No supports

• Optimize for strength

• Print as oriented

Print materials:

• ABS/ASA

• PETG

Pla will deform over time and loose tension

BOM

• M3x20 BHCS

• 9mm 20T gt2 toothed idler with 5mm bore (affiliated link)

• D5-M4, 16mm Binding screw (only for off brand pulley)

• D5x20mm Steel shaft (only for runice pulley)

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