Tanova Waste Bin Drawer Insert options for 350mm cabinet.
Models available in White frame/Charcoal bucket combination and White frame/White bucket combination.
These particular models are designed specifically for Blum's LEGRABOX M drawer (90.5mm high and 500mm deep front to back)

Shown in images fitted with a Legrabox drawer. Tanova unit is frame and buckets; does not include drawer.

Solid-steel powder coated frame with front-fixing points to provide support for the drawer front. 
Minimum internal drawer depth of 470mm. 
Slotted screw-fixing points on base to allow for adjustment of drawer front.  
All models come complete with buckets and standard lids. 
Tall sided frames.
Side panels are available (as single units) for when the units are placed in drawer that is wider than the unit's frame, and user wishes bottom part of frame to be closed in.