You would need to purchase a picatinny scope base for your 10/22 Takedown in order to mount the Weaver Quad Lock Rings. You can find the Evolution Gun Works Picatinny Scope Mount by using the link below:
https://www.opticsplanet.com/egw-ruger-10-22-picatinny-rail-scope-mount.html?_iv_gun-model=ruger-10-sl-22-takedown
Typically, a riflescope with a 40mm objective will use low rings on a riflescope with a standard barrel that tapers towards the muzzle.
General guidelines for non-AR rifles with standard, non-bull/target/heavy barrels are
40-42mm: low
44mm: medium
50mm: high
56mm: extra-high
Mark H.
Yes they will fit the MPN: GBCSM from the following page:
https://www.opticsplanet.com/henry-gbcsm-scope-mount-w-rings-for-golden-boy-cantelever-style-blue-finish.html
High height should suffice.
Low height rings should suffice.