(2) 6*41*31mm 3741UU U Groove Guide Pulley Sealed Rail Ball Bearing Nylon
Each bid for 2 PCS !!!
Inner Diameter(ID): 6mm(we also have 7mm,8mm 10mm)
Outer Diameter(OD): 41mm
Thickness: 31mm
U groove deepness: 10mm
U groove width: 23mm
Any other sizes need,please drop messages to us!!!!
Material : bearing
Coatings : bearing