Left-side 10¡Æ caster block for XB808 made from tough molded composite. Lightweight block features ¡®zero kingpin¡¯ suspension geometry. The preset 10¡Æ caster block is integrated and non-adjustable. Combined with the XB808 front kick-up of 10¡Æ this block gives a total caster angle of 20¡Æ.Use with #352212 right-side 10¡Æ composite caster block.