Closes #4305: Add 10-inch option for rack width

docs/release-notes/version-2.7.md

@@ -6,6 +6,7 @@
 
 * [#3949](https://github.com/netbox-community/netbox/issues/3949) - Revised the installation docs and upgrade script to employ a Python virtual environment
 * [#4281](https://github.com/netbox-community/netbox/issues/4281) - Allow filtering device component list views by type
+* [#4305](https://github.com/netbox-community/netbox/issues/4305) - Add 10-inch option for rack width
 
 ## Bug Fixes
 

netbox/dcim/choices.py

@@ -55,10 +55,12 @@ class RackTypeChoices(ChoiceSet):
 
 class RackWidthChoices(ChoiceSet):
 
+    WIDTH_10IN = 10
     WIDTH_19IN = 19
     WIDTH_23IN = 23
 
     CHOICES = (
+        (WIDTH_10IN, '10 inches'),
         (WIDTH_19IN, '19 inches'),
         (WIDTH_23IN, '23 inches'),
     )