Metric shafting
The S40AW6M... Series solid and hollow metric shafting are made of aluminum 6061-T6, which is hard-anodized, HRC 60. Its straightness conforms to DIN 1798 standards. The shafting’s outer diameters range from 8 to 50 mm and come in 250 to 1,000-mm lengths.
Stock Drive Products
2101 Jericho Turnpike
Box 5416
New Hyde Park, NY 11042
(516) 328-3300
http://sdp-si.com/web/html/newprdhollowshaft.htm