29 5 hw cmc 7

Question

I want to make sure that i am ordering the correct size. Large windows so im lookin for a hvy duty spring.

S385-29 with a 2860 window weight, thx jims

User submitted photos of a window balance.

Paul · Accepted Answer

The Series 385 looks close, yes, just make sure the shoe is the same as our 15-004, not our 15-005.

You should also double check your length. With a stamp like 29 5, the metal channel should be 30" long.