This LEGO®-compatible gear features both inner and outer teeth:
- it is a 44-tooth double bevel gear on the exterior,
- and a 24-tooth double bevel ring gear on the interior
The cross holes for mounting other parts can be a bit loose.
This product is in no way endorsed by nor affiliated with the LEGO Group. The LEGO® and LEGO TECHNIC®brands are only used here to suggest this product is compatible with the LEGO® line of toys. It is an original design and not a copy of a branded product.