Tsubaki Alpha Super Heavy Duty Gold X-Ring Chain & JT Sprocket Kit. This is a very high quality chain & sprocket kit featuring Tsubaki's super heavy duty Alpha gold X-ring chain combined with high quality JT steel sprockets. What You Get: 1 x Tsubaki Alpha 520 pitch gold X-ring chain 1 x Hollow tip rivet type joining link 1 x JT steel front sprocket (OE size) 1 x JT steel rear sprocket (OE size). Founded in 1917, they have been manufacturing chains for over 100 years and have a solid reputation for producing high quality roller chains. JT Sprockets JT is one of the biggest and most popular aftermarket sprocket brands in the world Front sprockets are made from extremely strong SCM420 chromoly steel alloy, and the rear sprockets are made from ultra-durable high carbon C49 steel. The end result is high quality, hard wearing sprockets. We are a well known and long established UK based motorcycle parts supplier with an excellent reputation for delivering high quality motorcycle parts, backed by industry leading customer service. Images The main image in all of our chain & sprocket listings is a generic image. Please refer to the rest of the images in the listing for specific product information.