HP Carbon Fiber Boom - saves 170 g of weight

SRAM PG-1070 10-Speed 11-36t Cassette - Ready for riders looking for high performance and good looks. Available in gear ranges to suit any riding style. -Steel Cogs with shiny weather-resistant finish -Largest three cogs are attached to an aluminum spider -Compatible with all 10 speed chains; use SRAM chains for optimum performance

SRAM X0 Type 2 Medium Cage Rear Derailleur - Black/Silver - SRAM X0 Type 2 Rear Derailleurs -One-way roller clutch eliminates derailleur bounce and chain slap -Maintenance free design pivots on needle bearings -Cage Lock makes wheel changes much easier -Forged 7075 aluminum inner and outer parallelogram links -Carbon composite and aluminum pulley cage -Sealed cartridge bearing pulleys

SRAM R2C Carbon TT/Bar End Indexed Shifter Set -

Schwalbe Marathon Plus 20x1.35 (35-406) 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 -PSI: 60-100

Schwalbe Marathon Plus 26x1.35 (35-559) 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 -PSI: 65-100

HP Fender Set (Scorpion FS 26) - For the Scorpion FS 26. Optimized protection with really elegant lines: Our design department went through tough R & D and revealed the HP Trikefender, robust fenders specially designed for trike use. The inner surface and the bottom edge are designed to provide maximum rider protection against spray, especially when cornering.

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.

Avid Speed Dial 7 Levers (Pair) - The Speed Dial 7 brake levers allow you to change the pull leverage to get the perfect braking feel. The levers will work with all of our mechanical brakes. These levers are the perfect match for the BB7s.

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.

Front Suspension

HP Headrest For Gekko and Scorpion ErgoMesh Seats - The Head Rest,a retrofittable, sleek ergonomic accessory, height and tilt adjustable. Solid aluminum design with detachable and washable head pad with reflecting feature for passive safety.

HP Ergomesh Seat -

HP Safety Flag - HP Velotechnik branded reflective orange safety flag with 6mm pole works on all HP trikes and rear racks.

RockShox High-Pressure Fork and Shock Pump (600psi Max) - If you have an air shock on your trike then you want this pump. Recommended for the Catrike Road, Annihilator R81, and the HP Velo Scorpion trikes.

CatEye Strada Slim Universal Wireless Computer CC-RD310W - The Strada Series redefines cycle computer design with slim sizes, larger screens and font sizes with tons of functions. Features: Current/Max/Average Speed. Trip Distance 1 & 2. Total Distance. Elapsed Time. Clock. Analog Wireless. ClickTec Button Interface. Pace Arrow. Dual Tire Size. Customizable Display. Programmable Odometer. Auto Start/Stop. Low-Profile Bracket.