The Libec CR-90 curves can be used with the TR-320 to give 2 different tracking set-ups. One is the 45° single section attachment and straight rail. The other is the 90°curve with extra track sections (EX-160S) which is a truly versatile system.
Outer rail diameter : 168cm / 66.1”
Angle : 90 degree
Weight : 3.5kg / 7.7lb
Material : Aluminum
The CR-90 is easy to disassemble, and comes as 45° curved rail × 6pcs (4 outer and 2 inner).