-40%
Improved Nylon gear replace Boston model 21 22 24 electric pencil sharpener 296A
$ 4.74
- Description
- Size Guide
Description
Hunt Boston Electric Pencil Sharpener Model 21 and 22 replacement plastic helical gear 78tThis fine Nylon gear has improved design with 6mm wide face for better durability and performance
Our gear is 20% thicker compare to OEM and other replacements.
It fit snugly and won't slip of the shaft thanks to
fine tuned center hole configuration and 15 degree Helical teeth angle
3D printed out of Nylon - tough and flexible plastic
Only Nylons should be used for gears where a slippery surface is desired.
All other materials (PLA, ABC, PET, etc.) will grind creating a plastic dust and eventually fail!
For details, please review all pictures and compare to OEM gear shown on last picture.
Do not waste money for ABS, PLA plastic gear that may strip or melt
If your Boston 19 sharpener has inner gear stripped
(original gear is incorporated in to the ABS plastic frame)
Please visit our
eBay item number: 362649630795
Thanks for reading.