including the 530 chain that is common on many British and Japanese motorcycles

- Two 1/4 inch NPT petcock bungs for delivering fuel to your carburetors

Why mess with old beat up exhaust pipes on your Triumph bobber or chopper

Stock part # 97-1889

Fits Harley-Davidson Sportsters 1957-1985

Thunder Risers - Polished Stainless Subcategory_Enricher & Choke Knobs including the 530 chain thatFor bike riders who prefer bolder styling, the Biltwell stainless steel Thunder riser is the ticket. The cast top clamp features raised ribs and the Biltwell script logo just like the cast valve covers on your old small block. Risers are on 3 1 2" centers and fit most hydraulic Harley Davidson front ends. Super heavy duty and built to last. For 1" handlebars only. These Risers accept a 1 2 13 bolt.