21669

The 21669 is included with each CM375 mast. It consists of a 1 m crossarm and crossarm mounting hardware. A CM220 right-angle mount, 1049 Nu-Rail fitting, or 17953 Nu-Rail fitting can be used to attach a sensor to the end of the crossarm; the 1049 is used to attach sensors with a 3/4 in.IPS pipe mount, and the 17953 is used to attach sensors with a 1 in. IPS pipe mount. The 21669 may be purchased to replace a lost or damaged crossarm.