Size: 1/4 inside diameter x 1-3/8 inch length

Chrome plated hex plug is easily installed or removed with 9/16 wrench

Investment-cast 4130 chromoly hinge head with Biltwell wordmark branding

PVC treatment on exterior panels for added weather resistance

MM74L Magneto for Alternator Big Twin Harley Davidsons with Aftermarket Cases - Brushed Finish Outside Diameter_1.5" Size: 1/4 inside diameter xMorris MM74L Magneto for Alternator Big Twin Harley Davidsons with Aftermarket Cases When building a chopper, custom, or bobber you want to keep everything tight and minimal as possible. A magneto allows you to run your bike without a battery, eliminating a ton of extra wiring and components. The Morris Morris MM74L Magneto features an auto advance, and manual retard for easy starting. Comes standard with a black magneto cap. No returns are accepted