Replacement drive shaft gear for mechanical siren - Mechanical sirens H11 Unit comes with smoke glass

Unit comes with smoke glass and symbols become visible when LEDs are activated

The cylinders are S&S Shovelhead cylinders and the heads are based on the S&S Shovelhead heads and will take pipes with Shovelhead exhaust flanges

but the seams are not

Pivot shaft rebuild kit with all required components

- MLS = Multi-Layer-Steel explained: Consists of a top and bottom layer of stainless spring steel which is covered by high temperature rubber on both sides

Replacement drive shaft gear for mechanical siren - Mechanical sirens H11 Unit comes with smoke glassAluminum gear only. Left hand threaded. Fits drive shaft for all mechanical sirens. Weight 0. 045kg. OEM replacement reference 91168 39.