Titanium / Stainless steel FRIOS Sinus Instrument No. 1 (Applicator) straight elevator REF 32597951 FRIOS Sinus Instrument No. 2 (Applicator) angled elevator (120°) REF 32597952 FRIOS Sinus Instrument No. 3 (Applicator) angled elevator (90°) REF 32597953 FRIOS Sinus Instrument No. 4 (Applicator) angled elevator (60°) REF 32597954