These are the exact replacement spool parts for a True Temper Uni-Spin, including left- or right-handed models. If you’re restoring or keeping a vintage Uni-Spin in service, this is the right match rather than a general reel part. Both cards are the same item description and price, so the choice is mainly which listing you prefer.
This is a reel accessory, not a lure, so there’s no retrieve or presentation to adjust. Use it as a replacement spool for line loading and reel function on the Uni-Spin Model 63.
Switch to a different reel part if your Uni-Spin needs more than just a spool, or to a modern spinning reel if you want easier line handling, broader line capacity options, or replacement parts that are easier to source.