Chain Tension Idlers REDLINE Alloy Chain Tensioners 14mm, Pair Black REDLINE Alloy Chain Tensioners. CNC-machined aluminum. single-bolt adjustment. dual axle holes for optimum wheel adjustment. Available for 3/8? or 14mm axles, 1 pair.. $12.50 REDLINE Alloy Chain Tensioners " 14mm, Pair Silver REDLINE Alloy Chain Tensioners. CNC-machined aluminum. single-bolt adjustment. dual axle holes for optimum wheel adjustment. Available for 3/8? or 14mm axles, 1 pair.. $12.35   Rockwerks Chain Tension Adjuster, Silver Fits 3/8" axles. Lightweight, compact design. Forged alloy construction. Chromoly bolt. $6.78 Odyssey P.A.C.T. Chain Tensioner " Black Odyssey P.A.C.T. Chain Tensioner. Black. 7075 alloy. fits 14mm axles. Includes anti-spin hole and 2 bolt sets, long and short.. $8.20 REDLINE Alloy Chain Tensioners 3/8" Black REDLINE Alloy Chain Tensioners. CNC-machined aluminum, single-bolt adjustment. dual axle holes for optimum wheel adjustment. Available for 3/8? or 14mm axles. 1 pair.. $11.50   Rockwerks Chain Tension Adjuster, Black Fits 3/8" axles. Lightweight, compact design. Forged alloy construction. Chromoly bolt. Part is black (photo shows silver). $6.78 Page: 1 Home Components & Parts BMX Footwear Apparel Accessories Kids' Bikes Comfort Bikes Mountain Bikes Road Bikes