+ and HAMR retainers, which are our favorite retainers for 29-54mm motors.
+
+* [Aero Pack](http://www.aeropack.net/) makes the flanged motor retainers we
+ like the large projects that contain 75 and 98mm motor mounts.
+
+* [Chris' Rocket Supplies](http://www.csrocketry.com/) handled a problem
+ caused by one of their suppliers with an order brilliantly, and will get
+ more of our business in the future.