Grip Royal Dragon Silver Horn Button Engine Model_CA18 in terms of the knuckles

in terms of the knuckles themselves

An ideal choice for street-tuned WRXs

Adjuster knob with fine thread tuning provides precise pressure adjustment

Height Overall 75

Platinum Racing Products takes pride in manufacturing RB products and these superb Vernier Cam Gears to suit the Nissan RB Twin Cam platform are no exception

Grip Royal Dragon Silver Horn Button Engine Model_CA18 in terms of the knucklesPlease Note: This style horn button is 1. 7" diameter (compared to standard 1. 4") & is not compatible with does not require the use of either a Bubble Ring Retainer Ring. Kit Includes: Grip Royal Dragon Silver Horn Button Horn Wires *Due to the low height of some slim adapter hubs, horn buttons may not fit without the use of a Rotator Spacer or Quick Release.