The CRL 59" Extension Rod works with the CRL Rod Display System for 1/4" and 3/8" (6.3 and 10 mm) thick materials. The Extension Rod has an M6 external thread and M6 internal thread to accept the ARM621 or another ARM1059 to obtain the desired length.

NOTE: Rod can be installed with the ARBAH10 and ACA22124 fittings only. It is designed to extend the length of the ARM1042/ARM621 rods only.