Our Ultra Lite titanium retainers are made from premium quality titanium alloy bar stock that is precisely machined on our own automated equipment. Each retainer is carefully quality control inspected for precision and accuracy. These retainers are available in the popular 10° design, for strength and ultra light weight. Locks are sold separately. Review products and applications. Titanium Retainers Set/16 99630-16$256.00 Titanium Retainers Set/16 99631-16$256.00 Titanium Retainers Set/16 99633-16$256.00 Titanium Retainers Set/16 99634-16$256.00