1. 1 pc of 4" roller frame, with 4-wire cage,the dia is 1.5".single wire dia is 3.0mm. main shaft dia is 6.0mm, zinc-plated.plastic handle with metal ring.

2. 1pc of  4" roller cover, made of acrylic with PVC inner tube, we also avilable 7",3" and 9". various colors could be made.