BODY 6061 aluminum, CNC-machined bodyAXLE CNC-machined Cr-Mo(cartridge)BEARING LSL bushing & sealedBINDING Fiber-glass reinforced thermoplastic, tension adjustableCLEAT QCL-001 / QCL-002 / QCL-003/ QCL-004SIZE 82x93mmWEIGHT 146g/pc