High Torgue Arc Tooth LL 2GT RF Open Synchronous Timing belt width 6mmNeoprene Rubber fiberglass core Color Black LL 2GT 6 RF Low dust and Low vibration Linear Motion Small Backlash Positioning Accuracy Gates for 3D printerGT2 Pitch 2mmBelt Height 1 38mmTooth Height 0 75mmMaterial Neoprene Rubber With Fiberglass CoreWidth 6mmShape Open Timing beltPackage Included 1 5M 10M Belt