CRL 21" Window Channel Balance - 2020 or 20-2

The CRL FA Series 2/20 Weight Range Sash Balances are essential for any window installation, featuring a depth of 5/8" (16 mm), often referred to as 1/2" (13 mm) in trade lingo.
These sash balances are available in lengths ranging from 13" to 43" (330 mm to 1.09 m) and support weight ranges of 10, 20, 30, 40, and 50 pounds.
Customers can either order these channel balances with pre-attached nylon guides or opt for guide kits and install them using the Cat.
No.
H3740 Rivet Set Tool for a secure fit.
To ensure proper ordering, remove the existing channel balance, measure only the metal channel to the nearest full inch, and refer to the stamped or laser-etched number for the correct CRL catalog number.
Note that special weight range channel balances and those for specific sash weights are available via special order.
Lastly, be aware that the first two numbers of the CRL Catalog Number do not indicate the channel's length.
For accurate shipping costs, contact CRL Customer Service for weight verification.