G13-63 G1363 Blair Flexible Shank Retractor 6 1/4" Three Blunt Prong G13-62 G1362 Blair Flexible Shank Retractor 6 1/4" Two Blunt Prong G13-253 G13253 Blair Flexible Shank Retractor 6 1/4" Four Blunt Prongs G13-128 G13128 Blair Flexible Shank Retractor 6 1/4" One Blunt Prong