Door and Window Pulley PV-30/12A 1. Item No.: PV- ... . Color: white Product Name: Popular Door and Window Pulley Roller PV-30/12A (Doors & windows wheel, door wheel, nylon wheel, plastic wheel, ... korea 6. Supply Ability: 10,000 pcs per week Our Factory: Other Items: Following pictures are some of our products, ... our website: http://chinafull.en.alibaba.com Popular Door and Window Pulley Roller PV-30/12A