The crescent locking nut accessory measures at 0.75 inch diameter. For use with mounting system to lock precise position and orientation of fixture. Crescent shape allows for easy installation with wrench, allowing you to lock the fixture in place when mounting to a gutter mount, extension stem, or stake. Compatible with our SL01, SL04, SL07, SL07B, SL07P, and SL11. 

Note: SL23, SL31, and SL33 all come standard with the crescent locking nut.

We offer free Ground Shipping for orders of 5 items or more* in the lower 48 states, some exclusions may apply. 

Expedited shipping is available at an additional cost. Please note that expedited shipping orders must be placed before 12:00 pm ET in order to ship out that same day.

Canadian customers: Please call our office to make shipping arrangements.