WRS Caldwell Series 300 Block & Tackle Window Balance - 5/8" Channel, 32" Length, Stamp 31-4 (23-28 Lbs), Non-Tilt Side-Load Replacement Hardware -

WRS Caldwell Series 300 Block & Tackle Window Balance - 5/8" Channel, 29" Length, Stamp 28-3 (16-23 Lbs), Non-Tilt Side-Load Replacement Hardware -

26-5 2650 Window Balance Spring Replacement, Overall Length 28", Block And Tackle Cartridge Channel Balance, CWH Premium Window Balancer Replacement,

WRS Amesbury Series 400 Block & Tackle Window Balance - 23" Length, Stamp 2220 (8-12 Lbs), 5/8" Channel, Non-Tilt Side-Load Replacement Hardware -

28" Window Channel Balance 2710 Or 27A

Brixwell Window Channel Balance For Sash And Non-Tilt Windows - Aluminum Material And Finish, Channel Length 27" - 9/16" Width, 1/2" Depth, 13-19 Lbs

Prime-Line H 3786 Window Channel Balance Shoe Set (1 Set)

KC Hardware 2-3/16 in. Window Channel Balance Sash Cams Replacements, White (Pack Of 2)