Features: 1y product has a unique Manufacturing Part Number label on the inner package that proves it has been qualified,which include Part Number,Model Number and inspection date information; 2 you have any questions about the item,please provide us the Manufacturing Part Number for checking,your profits will be guaranteed. 3 of aluminum, Groove step pulley, long time and durable use. 4.31MM diameter,8mm aperture,15MM Thickness. 5able for 3-5MM PU round belt. 6only used for DIY small drilling machine, milling machine, small unpowered spindle of machine tool. Specifications: Material:Aluminum Alloy Color:Silver Brand name:BQLZR Diameter:31MM/1.22 Inch Aperture:8MM/0.31 Inch Thinkness:15MM/0.59 Inch Step Dia:16MM/0.63 Inch Overall Size:31x15x8MM/1.22×0.59×0.31 Inch ( OD x T x ID ) Weight:15g Package include: 1x Groove Step Pulley
Part number:- M4180410056
Item Weight:- 18.1 g
Package Dimensions:- 9.2 x 5.9 x 1.9 cm; 18.14 g
Item model number:- M4180410056
Colour:- Silver
Material:- Aluminum
Item Package Quantity:- 1
Batteries included?:- No
Batteries Required?:- No
Date First Available:- 12 April 2018