Assertion: tripod's size | /r/HasProperty | key
Facets:
value: for rigidity
type: PURPOSE
Source sentences:
text: The chassis' size and strength are keys for the overall strength and rigidity of the tripod.
text: Tripod size is another key aspect to consider: full-sized tripods are larger and heavier than compact/travel tripods (which are built to fit in most camera backpacks and hand luggage).