Note: Ships in 3-4 business days. Delivery time depends on the shipping method chosen at checkout. The Box Two Prime 9 Chain delivers exceptional durability and smooth performance with hardened solid pins and full wide/narrow chainring compatibility. A nickel-plated finish, including the connecting link, boosts corrosion resistance for reliable use in tough conditions. Available in 126L and 144L lengths, with the 144L well suited to cargo and long wheelbase bikes. They also work well with BMX 3/32" chainrings and cogs. Features: Our Most Durable Chain Wide/Narrow Chainring Compatible Durable Hardened Solid Pins Includes Nickel Connecting Link Nickel Plated Protection Available in: Extra Long for Long Wheel Base Cargo Bikes Also available with extended performance treatment (XPT) Salt Spray Life: 650 hours Specifications: Process/Material: Stamped / Hardened Alloy Steel Pin Type: Solid Finish: Nickel Speeds: 9 Salt Spray Life: 45 hours Compatibility: Platform: Ebike, Non-Ebike; Suitable for Most High Pivot Bikes (144L); Chainring: MTB 11/12 Speed Wide Narrow; All Prime 9 Cassettes Weight: 315g/11.1oz [126L]; 385g/13.5oz [144L]