Shimano EW-WU111B Di2 Wireless Transmitter Unit – 3rd Group, Black

Abrasive Pad, Adjustable Wrenches, Aero Bar Part, Aero Water Bottle, Air Compressor Tools, All-Road Bike, Authorized Dealer Display, Axle, Axle and Chain Tensioners, Axle Spacer, Bag Accessories, Balaclavas, Balance Bike, Balance Bike Parts and Accessories, Bar End, Bar End Plugs, Bar In, Base Cleaner, Base Layers, Base Repair, Baseball Hats and Trucker Hats, Basket Accessory, Basket/Ferrule, Baskets, Battery, Bearing Kit, Bearing Tools, Belt Drive Cog, Belt Drive Retaining Ring, Belt Drive Tools, Benchtop Tools, Bicycle Streamer, Bike Computers, Bike Multi-Tool, Bike Multi-Tools, Bike Repair/Maintenance Guide, Binding Part, BMX Bottom Bracket, BMX Caliper Brakes, BMX Fork, BMX Frame, BMX Handlebar, BMX Hubs, BMX Number, BMX Number Plate, BMX Padset, BMX Stems, Body Armor, Body/Skin Care, Bottom Bracket Adaptor, Bottom Bracket Bearing Retainer, Bottom Bracket Lockring, Bottom Bracket Shell and Parts, Bottom Bracket Tapping and Facing Tools, Bottom Bracket Tool, Bottom Bracket Tools, Bottom Brackets, Brake Adaptors, Brake Boss, Brake Cable and Housing Sets, Brake Cables, Brake Lever Adjusting Barrel, Brake Lever, Drop Bar Individual, Brake Lever, Drop Bar Pair, Brake Lever, Flat Bar/BMX Pair, Brake Lever, Flat Bar/BMX- Individual, Brake Posts, Brake Tools, Brake/Shift Lever, Drop Bar Pair, Brake/Shift Lever, Drop Bar-Left, Brake/Shift Lever, Drop Bar-Right, Brake/Shift Lever, Flat Bar Pair, Brake/Shift Lever, Flat Bar- Left, Brake/Shift Lever, Flat Bar- Right, Brush, Cable and Housing Tools, Cable End Crimps, Cable Kit, Cable Lock, Cable Puller, Calendar, Caliper Brake Part, Camera, Camera Accessory, Camera Mounts, Camp Accessory, Camp Fuel, Camp Tool, Camping and Bikepacking Food, Cantilever Brake Part, Cantilever Brakes, Caps and Beanies, Carabiner/ Keychain/ Lanyard, Cargo Bike, Cargo Bike Accessory, Cargo Ebikes, Cargo Frame, Cart, Cassette and Freewheel Spacers, Cassette and Freewheel Tools, Cassette Cogs, Cassette Lockrings, Chain Deflectors, Chain Guards, Chain Links and Pins, Chain Lock, Chain Retention and Bashguards, Chain Retention Parts, Chain Tensioner Parts, Chain Tool Replacement Pin, Chain Tools, Chainguards, Chainring Bolts, Chainring Spacers, Chainring Tools, Chainrings, Charger Accessory, Chews, Child Carrier Trailer Part, City Bike, City Ebike, City Frame, City Shoes, Cleaning Tools, Clip-On Fender, Clipless Cleat, Clothing Care, CO2 and Pressurized Cartridge, CO2 and Pressurized Inflation Device, Coffee, Tea, Alcohol, Combination Wrenches, Commercial Rack, Compass and Orienteering Tool, Complete Classic/Skate Pole, Compression Clothing, Compression Sleeve, Computer Accessories, Cone, Cone Kit, Cone Wrench, Coolers, Cork and Polishing Pad, Cotter Pin, Crank Arm Fixing Bolt, Crank Arm Tool, Crank Arm Tools, Crank Parts, Crank Spider, Crank/Bottom Bracket Set, Crankset, Crown/Steerer/Uppertube Assembly, Cruiser/Multi-Position Handlebar, Cup and Bearing Kit, Cup Conversion Kit, Custom Apparel, Cutting Oil, CW Rims, Cycling Boots, Cycling Caps, Cycling Jerseys, Damper, Compression, Damper, Rebound, Dealer Information, Degreaser, Derailleur Hanger, Derailleur Hangers, Desserts and Snacks, Device Charger, Dirt Jump Bike, Dirt Jump Frame, Disc Brake Adaptor, Disc Brake Hose Parts, Disc Brake Pad, Disc Brake Workshop Kit, Disc Caliper Part, Disc Hose Tool, Disc Rotor, Dog Bed, Dog Pack, Drink Mixes, Drivers and Single Cogs, Drop Handlebar, Dropout Saver, Dust Cap, DVD/Video, Ear Warmers, Ebike, Ebike Batteries, Ebike Battery Cables, Ebike Battery Chargers, Ebike Battery Mounting, Ebike Chainrings and Sprockets, Ebike Head Unit, Ebike Head Unit Parts, Ebike Head Units and Controllers, Ebike Hub Drive Systems, Ebike Light, Ebike Mid-Drive Systems, Ebike Motor Covers, Ebike Motor Mounting Kits, Ebike Motor Parts, Ebike Retail Support, Ebike Tools, Eccentric, Edge Tool, Electronic Map, Electronic Shifter Part, SRAM, Electronic Shifter Parts, FSA, Embrocation, EMS Device, EMS Part, Expander Bolt, Eyelet Bushings, Eyewear Accessories, Eyewear Display, Fastener Kits, Fat Bike Frame, Fender Part, Files, Filters and Filter Systems, Finishing Tape, Fitness Computers, Fitness Dress, Fitness Shorts, Fitness Tight, Fitness Top, Flag, Flashlights, Flat Pedal Shoes, Flat/Riser Handlebar, Floor Pump, Folding Bikes, Foot Bed, Frame Alignment Tools, Frame Pack, Frame Pump, Freewheel Tool, Front Axle Conversion Kit, Front Mount Rack, Front Wheel, Full Coverage Fender, Gaiters, Gels, Glide Wax, Glue, Goggles, Grip Donuts, Grip Wax, Grips, Hacksaw, Hacksaw Blade, Hacksaws, Hair Care, Hair Removal, Hammers, Hammock Accessories, Hand Cleaner, Handbag/Shoulder Bag/Tote, Handle/Strap, Handlebar Accessory Mount, Handlebar Bag, Handlebar Clamp Shim, Head and Steerer Tube Cutting Tools, Headbands, Headlamp, Headset, Headset Bearing, Headset Lower, Headset Seal, Headset Small Part, Headset Stack Spacer Dealer Kit, Headset Tools, Headsets, Headtube Adaptor, Heating Pack, Helmet Accessories, Helmet Display, Helmets, Hex Wrenches, Hitch Bike Rack, Hitch Watersport Rack, Hoodies and Sweatshirts, Horn, Housing End Caps, Housing Guides, Hub Bearing Retainer, Hub Tools, Hydration Pack Care Product, Hydration Packs, Hydraulic Brake/Shift Lever, Drop Bar, Ice Gripper, Integrated Drop Handlebar/Stem, Integrated Stem/Aero Bar, Internally Geared Crank Part, Internally Geared Hub Shifter, Iron, Kickstand Part, Kickstands, Kids Bikes, Kit-In-A-Box Mtn Group, Kitchen Essentials, Lanterns, Leash / Collar / Harness, Lighters and Fire Starters, Linear Pull Brakes, Lip Balm, Literature, Locking Grip Clamps, Loose Ball Bearing, Lube, Lubricant, Lube Tool, Cleaner Display, Luggage/Cargo Carriers, Map, Measurement Tools, Measuring Tools, Mirror, Miscellaneous Frame Supplies, Miscellaneous Front Derailleur Part, Miscellaneous Shop Supply, Mountain Biking Shoes, Mountain Shifter Part, Mounting Jig, Mounts, Multi-Function Headwear, Multi-Speed Freewheels, Multi-Sport Bottom, Multi-Sport Hydration, Multi-Sport Top, Music Device Accessory, Neck Gaiters, Nutdriver, Nutrition Accessories, Other Cable and Housing Parts, Other Fork Part, Other Gift Item, Other Hub Part, Other Hub Tool, Other Light, Outdoor Game, Outdoor Light Parts, Paddling Storage and Display, Padlock, Pads and Protection, Panniers, Pant, Pants, Part and Accessory, Patch, Patch Kits, Pedal Display, Pedal Flip, Pedal Tool, Pedal Tools, Pedals, Performance Therapy, Pet Bowl, Pet Gear and Accessories, Pet Gear Bag, Pet Toy, Phone and Electronics Bags, Phone Bag and Holder, Phone Leash, Platform Clip On, Pliers, Pogies, Poster/Banner, Power Measuring Device, Pressure Gauge, Pump Part, Race Supply, Rack Bag, Rack Fit Kits and Clips, Racks, Display/Storage, Rain Cover, Ratchets and Bits, Rear Axle Conversion Kit, Rear Custom Wheel, Rear Derailleur, Rear QR Skewer, Rear Shock Part, Rear Shock Spring, Rear Shock Tune Kits, Rear Shocks, Rear Wheel, Rear Wheel Trainer, Rebound Damper Parts, Rechargeable, Reflector, Repair Stand Accessories, Repair Stand Replacement Parts, Replacement Reservoir, Right Crank Arm, Rim Strips and Tape, Rims, Rivet Nutter, Road Cycling Shoes, Road Fork, Roller, Run Hydration Gear, Running Accessory, Running Hats and Visors, Running Shoes, Running Short, Running Top, Rust Inhibitor, Saddle Clamp, Saddle Cover, Saddles, Scarf, Scraper, Screwdrivers, Seal Kit, Seat Bag, Seatpost and Tube Cutting Tools, Seatpost Binder Bolt, Seatpost Mount Rack, Seatpost Shim, Shelters, Shift and Brake Complete Sets, Shift and Brake Lever Grips, Shift Cable and Housing Sets, Shift Cables, Shift Housing, Shifter, Flat Bar- Left, Shifter, Flat Bar- Pair, Shifter, Flat Bar-Right, Shifter, Road, Shirts, Shock Pump, Shoe and Pedal Fitting, Shoe Care, Shoe Covers, Shoe Parts, Shop Supply, Shorts, Single-Speed Conversion Kits, Single-Speed Frames, Single-Speed Freewheels, Single-Speed Tensioners, Ski Bag, Ski Ties/Strap/Mount, Skirts and Dresses, Slackline, Slackline Parts and Accessories, Sleeping Bag, Sleeping Pad, Small Parts and Accessories, Smart Phone Accessory, Snacks, Snap Ring Plier, Snow Helmet Accessory, Snow Helmets, Snowshoes, Socks, Spare Tire Rack, Spare Tire Rack Part, Spoke Length Calculation Kit, Spoke Protector, Spoke Washer, Spoke Wrenches, Spoke, Bulk, Spoke, Individual, Sport Fuel, Sports Bras, Spring Kit, Sprockets, Steerer Tube, Steerer Tube Shim, Sticker/Decal, Stove, Stove Accessory, Straddle Wires and Cable Carriers, Stroller Accessory, Sun Knee, Sun Sleeves, Sunscreen, Supplements, Survival Tools, Kits and Accessories, Suspension Data Acquisition, Suspension Fork, Suspension Oil and Lube, Suspension Part, Suspension Pump Accessory, Suspension Seatpost, Suspension Tools, Swim Accessory, Swim Cap, Swim Goggle, Swimskins, Table, Tableware, Tailgate Pad, Tandem Stoker Stem, Taps, Thread Repair, Thumb Shifter Conversion Kit, Tights, Tire, Tire Display, Tire Levers, Tire Studs and Tool, Tires, Tool Kits, Top, Top Tube/ Stem Bag, Topical Pain Relief, Torque Wrenches, Torx Wrenches, Touring Bike, Touring Frame, Towel, Track Cogs and Lockrings, Track Grips, Trailer Bags, Trailer Hitch Parts, Trainer Tire, Training Guide, Training Handle, Transition Bag, Transition Mat, Travel / Shipping Case Accessory, Tread Cutters, Trekking Poles, Triathlon Clothing, Triathlon Shoes, Truing Stand Part, Truing Stand Parts and Accessories, Truing Stands, Trunk Racks, TT and Base Bar, TT/Aero Brake/Shift Lever, Left, TT/Aero Brake/Shift Lever, Pair, TT/Aero Brake/Shift Lever, Right, TT/Aero Lever Adaptor, Tube Sealant, Tubeless Tire Plugs, Tubes, Tubing Cutter, Tubular Patch Kit, U-Lock, Under-Tape Pad, Unicycle Saddle, Upper Bolt and Spring, Valve Adaptor, Valve Cap, Valve Extender, Valve Part, Valve Tools, Vest, Reflective, Vests, Virtual Reality Video, Vise/Table/Profile, Waffles, Wallet, Warmer, Watch Accessory, Water Bottle Cages, Water Bottles, Water Pack Part, Water Purification Accessories and Parts, Water Storage, Water Treatment, Wetsuit, Wheel Building Tools, Wheelset, Wood Saw and Axe, Work Bench, XC Binding, Zip Tie, Accessories, Aero Bar Extensions, All-Road Frame, Anti Chafe, Anti-Fog, Apron, Assembly Compound, Axle Nut and Bolt, Axle Set, Backpack, Bag Part, Bar Tape, Bars, Battery Charger Cable, Bell, Belt Drive Belt, Belt Drive Ring, Beverage Essentials, Bicycle Mounted Rack Part, Bike Protector, Bikes, Bleed Kit, BMX Bikes, BMX Caliper Brake Sets, BMX Crankset, BMX Hub Guard, BMX Peg, Body Cleanser/Hygiene, Bolt, Bottle Cage Storage, Bottom, Bottom Bracket, Bracket/Accessory, Brake, Brake Housing, Brake Lever, Brake Lever Hood, Brake Pad and Shoe Part, Brake Shoe and Pad, Branded Sign/Banner, Bulk Wax, Cable Adjustment Assembly, Cable Anchor Assembly, Cable Cutter, Cable Fixing Assembly, Cable Stop and Guides, Cadence/Speed Sensor, Cage Assembly, Cantilever Brake Set, Cargo Carrier, Cartridge Bearing, Cassettes, Casual Short, Chainring, Chains, Chainstay/Frame Protection, Chair, Child Carrier, Child Carrier Trailer, Cleat Cover, Clip-On Aero Bar, Clothing, Coffee, Compression Bottom, Compression Plug, Computer Mount Kit/Adapter, Container, Cookware, Crank Part, Crown Race, Cyclocross Bike, Cyclocross Frame, Cyclocross/Hybrid Fork, Derailleur, Derailleur Hanger Hardware, Detanglers, Direct Mount Chainrings, Disc Brake Calipers, Disc Brake Fluid, Disc Brake Hose Kit, Disc Golf, Disc Golf Display, Disc Rotor Adaptor, Disc Rotor Parts and Lockrings, Dresses and Skirts, Drop Bar Inline Levers, Drop Bar Stoker Lever, Dropout, Dropper Seatpost, Dropper Seatpost Part, Dropper Seatpost Remote, Drum Brake Part, Dry Bag/Stuff Sack, Ebike Crankset, Ebike Lock, Electronic Shifter Extra Part, Entrees, EPS Charger, Extra Parts, Fairing, Fat Bike, First Aid Kit, First Responder Assistance, Folding Lock, Foot Care, Freehub Body, Front Custom Wheel, Front Derailleur, Front Derailleur Adaptor, Front Hub, Front QR Skewer, Gear Maintenance, Gloves, Grease, Hammock, Headlights, Headset Stack Spacer, Headset Tool, Headset Top Cap, Headset Upper, Heart Rate Straps and Accessories, Helmet Parts and Accessories, Hitch Rack Accessory, Hitch Rack Part, Hub Set, Hydraulic Brake Lever Part, Insect Bite Relief and Repellent, Insect Net, Integrated Handlebar/Aero Bar, Interface Unit, Internally Geared Hub, Internally Geared Hub Part, Jackets, Junction Box, Kit-In-A-Box Road Group, Knickers, Left Crank Arm, Leg Bands, Light Part, Linear Pull Brake Noodle, Linear Pull Brake Set, Linear Pull Brake Small Part, Load Bar, Load Bar Tower, Load Bar/Tower Set, Lower Leg Assembly, Luggage/Duffel Bag, Lumbar/Fanny Pack, Magnet, Messenger Bag, Miscellaneous Rear Derailleur Part, Miscellaneous Spoke Tool, Mountain Bike, Mountain Frame, Mustache Bar, Nut, One-Piece Crankset, Other Brake Lever Part, Other Rack, Other Trailer Parts, Outerwear, Pedal Small Part, Pedal Washer, Pedal Wrench, Peg Sleeve, Phone Charger, Pillow, Pocket Knives and Multi-tool, Polish, Power Meter, Power Unit, Pulley Assembly, Pulley Bolt, Quick Release Skewer Pair, Rack Accessories, Rack Service Part, Rear Hub, Rear Mount Rack, Rear Shock Mount Kit, Rear Shock Service Kits, Rear Wiring Kit, Recovery, Reflective Stick-on, Remote Shifter, Remote Upgrade Kits, Repair Stands, Retail Store Fixture and Accessory, Rigid Mountain Fork, Rim Part, Road Bike, Road Caliper Brakes, Road Frames, Road Shifter Part, Roller Brake, Roof Rack Accessory, Roof Rack Bike Carrier, Roof Rack Wheel Fork, Running Pant, Running Tight, Saddle, Saddle Care and Part, Safety Light, Sandals, Seatpost Clamp, Seatpost Part, Seatposts, Service Kit, Shifter, Shifter Battery, Shifter Battery Charger, Ski Carrier, Small Part, Spindle, Spoke, Spoke Kit, Spoke Nipple, Spoke Tensiometer, Steerer Extender, Stem Column Adaptor, Stem Small Part, Stems, Strollers, Sunglasses, Sweaters, Swim Wear, T-Shirt, Taillight, Thread Repair Kits, Thru Axle, Thru Axle Trailer Hitch Adaptor, Tire Liners, Tool Wrap, Top Cap, Track Bike, Track Frames, Trailer Covers/Fabric Parts, Trailer Frame Parts, Trailer Stroller/Ski Kits, Trailer Wheels and Axle Parts, Trailers, Trainer Accessories, Trainer Part, Training Wheel, Travel / Shipping Case Part, Travel / Shipping Cases, Trunk Rack Accessory, TT/Aero Brake/Shift Lever, TT/Aero Lever Pair, Tubeless Conversion Kits, Tubeless Sealant, Tubeless System Enhancements, Tubeless Tape, Tubeless Valves, Tubular Adhesive, U-Brake Part, U-Brakes, Van/Truck Bed Rack, Van/Truck Bed Rack Part, Washer, Water Bottle Cage Hardware, Water Bottle Part and Accessory, Watersport Carrier, Wear Indicator, Wheel Bag, Wheel/Frame Lock, Wound and Skin Care, Y-Wrench