For a limited time, the Madera Signet Universal Bash Sprocket is available all “Seel’d” up as a Jake Seeley twist on our number one sprocket. Click the link below to snag one while supplies last or holler at your local shop or favorite mail-order to get one. Madera Seel'd Signet Guard #2 Madera Seel'd Signet Guard #1 Available HERE Some tech specs: -Machined from 6061 aluminum -Made in the USA by Profile Racing -The Seel’d Guard is a unique “universal” sprocket. -It uses an adapter insert to make the sprocket compatible with spline drive or bolt on style cranks. -The adapter is available for 19mm, 22mm, & 24mm axle sizes. One sprocket fits all! -A Universal Adapter Insert can be added when purchasing the guard sprocket(Recommended), purchased seperately, or be not required if you already have one. Following are the Universal Adapter choices: A. 19mm Spline Drive B. 22mm Spline Drive C. 19mm Bolt On D. 22mm Bolt On E. 24mm Bolt On Sizes: 25t and 28t – 1/8 ” chain width Colors: Black Only. Weight(without insert): 157g/5.55 oz (25t) / 201g/7.05 oz (28t) IMG_0262