Dense lumbar foam insert: Provides firmer lumbar support for users who prefer a stiffer feel
Additional lumbar shim: Allows for increased lumbar pressure to accommodate different body types
Customizable fit: Enables users to tailor lumbar support to their specific comfort requirements
Compatible with K3 frame: Designed specifically for K3 generation frames for seamless integration
Summarized by Shop
The K3 Lumbar Kit provides a way to customize the feel of the Lumbar in your K3 Frame. The K3 Lumbar Kit consists of two items: Dense K3 Lumbar Foam and an additional K3 Lumbar Shim. The K3 Frame comes with one lumbar insert installed, but by installing an additional insert you can increase lumbar pressure, if desired. The Dense K3 Lumb