I'm not alone... having the same exact issue! I can shoot my G21 all day but can't find a grip large enough to enjoy my 627. Makicjf, thanks for doing the research. Can you confirm this is what you ended up with? From the Hogue website: S&W K, L, N, X, Z Frame Round Butt Rubber Tamer Conversion Monogrip Black Sku: 19022 $29.95