LOSA6504 Losi Hinge Pins 4 x 21mm, Titanium for 8ight/2.0, 8ight-T/2.0. Titanium hinge pins offer a weight savings of 3.5 grams (1/8 ounces) over the stock steel components.
 By using all of the following titanium parts, the 8IGHT 2.0™ and 8IGHT-T™ 2.0 can have a weight savings of 42% over the steel components:

 - LOSA5439 Shock Stand-Off Set, Titanium (4) 8B, 8T
 - LOSA6504 Hinge Pins 4x21mm, Titanium (4) 8B, 8T
 - LOSA6530 Turnbuckle Kit, Titanium: 8B 2.0