Shim Throttle needle shim Keihin carbs .126" needle spacer .024" thick Triumph
You get the 3 pictured needle shims
1 / stainless shim is .024" thick x .317" OD x .1295" ID
1 / yellow zinc .0175" thick x .2455" OD x .133" ID
1 / black oxide .020" thick x .0248" OD x .122" ID
Control
.020" thick x .265" OD x .13" ID