lengths, and connector sizes to meet your specific needs. FIND. YOUR. IDEAL. ARTERIAL .... 21 Fr (7.0 mm). 5843. 24 Fr (8.0 mm). 10 per carton. P ressure L oss (mm Hg). 200. 100. 80 ..... 24 Fr (8.0 mm). Non-vented 3/8 in (0.95 cm) connector. 88120. 20 Fr (6.7 mm). 88122 ..... 0.038 in (0.1 cm) x 150 cm guidewires. 1 each. hope this helped