Features 1、Durable Brass: Made of brass material, durable with excellent thermal conductivity and corrosion resistance 2、Simple Installation: Slip ring come with simple installation and easy to understand, very convenient to use 3、For 168F Gasoline Engine Motor Parts: Conductive ring is suitable for 168F gasoline engine motor parts, useful and practical 4、22mm ID And 38mm OD: Inner diameter is 22mm, outer diameter is 38mm, 2 way collector helps a lot 5、Stable Structure: Slip ring connector come with stable structure, excellent performance and long service life Specification Item Type: Slip Ring Material: Brass Inner Diameter: Approx. 22mm / 0.9in Outer Diameter: Approx. 38mm / 1.5in Applicable To: For 168F gasoline engine motor parts Package List 1 x Slip Ring