Contraindication of using a bar type direct retainer is:: (A) Used on a distobuccal on terminal abutments, (B) When aesthetics demand less display of metal, (C) When a push type of retention is needed, (D) When a large tissue undercut is present
Answer is D. Gingivally approaching clasps (e.g. bar clasp) is contraindicated in severe soft tissue (gingival) undercut.
In such cases, occlusally approaching clasp configurations are more suitable.