Assertion: cleat | /r/MadeOf | flexible copolymer of nylon
Facets:
Source sentences:
text: In any case, it is important that it be made of a flexible copolymer of nylon and an elastomer to not only withstand the hard use encountered in railway cars but to enable it to efficiently and easily be used with a strap in a harness apparatus for securing vehicle wheels to the floor of a railway vehicle.