26in SRAM PG-1050 11-36t 10sp Cassette w/SRAM Derailleur, X10 Chain, TT500 Bar End Shifter - Efficient and reliable, this is a tried-and-true 10-Speed system that is standard on most of the Catrike models and available as an option on our other recumbent trikes. 306% gear range.

Catrike Chain Tensioner by TerraCycle - This Chain tensioner system made for all Catrike models by TerraCycle allows the rider to change the boom length without having to worry about adjusting the chain. It's easy to set up, hassle-free, and makes it easier for different friends to check out your cool new trike.

One Hand Brake Control Lever - Left Horizontal Right Vertical Side Dual Pull - This is a RIGHT ONLY HAND BRAKE OPTION on trikes with VERTICLE HANDLEBARS/ and a LEFT ONLY HAND BRAKE OPTION on trikes with HORIZONTAL HANDLEBARS

Do you need to operate both front brakes with one hand? Do you prefer to have no brake-steer? If you answered yes to either question, order this dual control brake lever! It's a single lever that operates both brakes and is compatible with all trikes we currently sell. -The Double Barrel lever pulls two long-pull brakes simultaneously -Forged aluminum lever and cast aluminum bracket -Three-finger design

Avid BB7 Front Disc Brake Kit (pair) - This kit includes everything you need to upgrade your trike's brake system to the best mechanical disc brake system available. Perfect for for any home builds.

Sunlite Single Locking Brake Lever - Don't underestimate the locking brake levers. It keeps your trike from rolling away and keeps it steady as you get on and off. Please specify if you want a left or right side

Avid BB7 Rear Disc Brake Kit with Locking Brake Lever - Do you want a usable rear brake and not just something to keep the trike from rolling away? This kit adds a functional brake lever so you have total control. The lever features a locking pin so it doubles as a parking brake. We recommend combining this kit with our double-pull lever for the front brakes.

Schwalbe Marathon Plus 20x1.75 (47-406) HS440 Tire - The Marathon plus tire has a thick protective liner to keep foreign objects from reaching the tube. Schwalbe has a protection level 7 out of 7 for all Marathon Plus tires. This is our most popular tire by far because it's affordable and they will outlast any tire out there. You'll be surprised at how smooth and quiet they roll. -WIRE BEAD -Recommended PSI: 50-70

Schwalbe Marathon Plus 700x35C (37-622) HS440 Tire - The Schwalbe Marathon Tires incorporate light-reflecting sidewalls for better visibility and also utilizes a Silica compound for easy rolling and longer life. -WIRE BEAD -SmartGuard puncture protection to resist thorns, shards and even thumbtacks -Marathon Silica compound for easy rolling and longer life -Reflex sidewalls incorporate light-reflecting bands

Catrike Adjustable Headrest and Neck Rest - Easy to adjust and very light, the Catrike Neck Rest is a great upgrade to your trike.

Double Mirrycle Mirrors

RockShox Monarch RL Rear Shock 6.50x1.50 (165x38mm) C2 - Rockshox Monarch RL rear shock. Featuring silky smooth travel in a new lightweight design, Monarch floats through bumps even better than before, turning rugged trails into tire-gripping velvet. The chassis is lean while maintaining the durability and adjustability needed to bite off huge chunks of burly trail action and epic cross country.