Top of the range S3 Keihin Carb Idle Adjuster Screw
Composition:
• Aluminium screw
• Stainless steel spring
Features:
•Micrometric adjustment
• Suitable for Keihin carbs
Finish:
• Laser engraved S3 logo
• Anodized
Includes:
• 1 Air screw
• 1 Airs crew spring
Suits all modern trials bikes fitted with PWK 28 carb