Kin25 from TX Keyboard has improved the design of Cherry Clip-in Stabilizer to minimize rattle, hook at the housing to prevent wire pop-out, stabilizer stopper that hold the stabilizer so it won #39;t unmounted from the PCB when you pull off your keycaps. TPU and POM mixture in this stabilizer helps to minimize rattle and bottoming out sound. This stabilizer only supported for PCB mounting, no support for plate mounting. 1 set contains: 4x2U stabs 1x6.25 (WK) or 7U (WKL) stabs Stabilizer stopper Notes: You cannot put 1.2mm stabilizer into 1.6mm PCB. And 1.6mm stabilizer will wobbling on 1.2mm PCB without stabilizer shims.