https://www.rockstopmtb.co.uk/explore/chainguard
Chainguard is a tough, highly shock absorbing chainstay protector, designed to fit on most MTB and Gravel bike chainstays, protecting it from chainslap, noise...
chainstayprotectorchainguardrockstopmtb
https://www.specialized.com/ee/en/gen2-levo-sl-chainstay-flip-chip-kit/p/4235491?color=5379011-4235491
Flip chip kit at the horst pivot that adjusts chainstay length of Gen.2 Levo SL bikes.
flip chipgenlevoslchainstay