I installed a 50g shaft in my G440LST and the balance was off, so I replaced the original 29g weight with a 25g weight to reduce the balance by 2 points, and it worked perfectly. I'm currently using a 27g weight, which is 1 point down, so I no longer need this. PING 2025 G440 Driver Compatible Weight [Compatible Models] G440 HL Driver G440 MAX Driver G440 SFT Driver G440 LST Driver * The gram weight indicated on the weight is the total weight including the screw. 25g (Original product is 29g) * This product is a non-genuine, aftermarket part. However, it can be installed properly without any wobbling. (Installation confirmed)