• The Bell K.1 Pro Circuit Red is a multi-use, full-feature helmet with superior ventilation, Aero styling and Bell’s aggressive chin bar design and front chin gurney (Duckbill).
  

• The Bell K1 Pro Circuit Red is a great helmet for open wheel racers, closed car racers and kart racers who demand superior features including light weight, excellent fit and multiple ventilation options.

• The K.1 Pro Circuit Red can be used in an open wheel configuration with air intake and with a closed car configuration with top forced air insert.

• The K1 Pro Circuit Red  includes a top air intake for pavement applications and vent plugs for dirt applications. 

• Homologation: Snell SA2020 approved.

• FREE Bell Fleece Helmet Bag (on us). Limited time only.

• Manufacturer Part Number: 1420A2X.

•  All-Purpose, Versatile Helmet

• Aggressive Bell Aero Styling

• Lightweight Composite Shell

• Multi-Piece, Multi-Density High-Impact Custom Bead Absorbing Liner for Low and High Velocity Impact Protection

• Integrated Channels in the Face Piece Offer Multiple Options to Install Integrate Radio Microphone Systems

• Black Comfort-Plus FR Interior Fabric for Durable Performance

• Multi Foam Density Standard Interior For Outstanding Fit

• Superior Ventilation System Includes Direct Flow Upper and Lower Chin Bar Vents, Ten Intake and Extraction Vents and a Clear .200 mm Air Intake Vent 

• K.1 Pro includes Top Forced Air Intake and Vent Plugs for flexibility of racing application

• Hollow Synthetic Rubber Gasket Seal Ensuring that Air, Water and Dirt Can’t Penetrate into the Helmet

• Standard Size Eye port

• 287 3mm SRV Shield (SRV-1 Pivot System) – Clear Shield

• M6 Terminal Hardware for Head and Neck Restraint Devices

• Draw String Helmet Bag Included

• Hex Wrench Included

• Homologation: Snell SA2020 approved.

• Dirt

• Drag

• Karting

• Off Road

• Oval

• Road Racing

K1 Pro Circuit Red

#1420A21: K1 Pro Circuit Red XX-Small (54-55)

#1420A22: K1 Pro Circuit Red X-Small (55-56)

#1420A23: K1 Pro Circuit Red Small (57-58)

#1420A24: K1 Pro Circuit Red Medium (58-59)

#1420A25: K1 Pro Circuit Red Large (60-61)

#1420A26: K1 Pro Circuit Red X-Large (61-61 )

287 SRV 3MM Replacement Shield

#2010171: 287 SRV 3MM Clear

#2010172: 287 SRV 3MM Smoke

#2010173: 287 SRV 3MM Dark

#2010174: 287 SRV 3MM Amber

#2010175: 287 SRV 3MM Blue Mirror

#2010176: 287 SRV 3MM Silver Mirror

#2010177: 287 SRV 3MM Gold Mirror

Double Screen Anti Fog Insert (DSAF)

#2010214: 287 Rubber Anti Fog Insert V14 Gasket (DSAF)

#2010213: 287 Eyeport Foam Anti Fog Insert V14 Gasket (DSAF)

Eyeport Foam

#2080002: Eyeport Tape Foam Kit

287 SRV Tearoffs

#10208C: 287 SRV Racing Optics X Stack (10) 2Mil

#10208CP: 287 SRV Racing Optics X Stack (10) 2Mil Perimeter Seal

#3408C4: 287 SRV Racing Optics Speed Stack (3) 4Mil

#2030003: 287 SRV Tear-Offs HQ .25MM (10)

#2030015: 2mil 287/SRV-8 (Thin) Tear-Offs 01223 (20)

#2030016: 5Mil 287/SRV-8 (Thick) Tear-Offs 01523 (10)

#2030033: 2Mil 287/SRV-8 (Thin) Smoke Tear-Offs 01223 (5)

Pulse Tearoff Posts

#ATP001BK: Pulse Aluminum Tear Off Post Black

#ATP001BL: Pulse Aluminum Tear Off Post Blue

#ATP001G: Pulse Aluminum Tear Off Post Gold

#ATP001GR: Pulse Aluminum Tear Off Post Green

#ATP001R: Pulse Aluminum Tear Off Post Red

#ATP001S: Pulse Aluminum Tear Off Post Silver

#LTP001BK: Pulse Lockdown Tear Off Post With Tools Black Anodized

#LTP001BK: Pulse Lockdown Tear Off Post Replacement Parts Kit

SRV-1 Pivot Kit

#2020021: SRV-1 Pivot Kit & Screws Black

#2020022: SRV-1 Pivot Kit & Screws Blue

#2020023: SRV-1 Pivot Kit & Screws Red

#2020024: SRV-1 Pivot Kit & Screws Silver

Breath Deflector

#2110001: Breath Deflector V10

Chin Cover Seal

#2110011: Chin Cover Seal V10 Black (Small) 40MM

#2110012: Chin Cover Seal V10 Black (Medium) 55MM

#2110013: Chin Cover Seal V10 Black (Large) 80MM

K1 Pro Air Intake & Vents

#2060011: Circle Grommet Vent Kit (12 PCS)

#2060012: Circle Grommet Vent Plug Kit White (12 PCS)

#2060013: Circle Grommet Vent Plug Kit Black (12 PCS)

#2060014: K1 Pro / GP Chin Bar Vent Plug White

#2060015: K1 Pro / GP Chin Bar Vent Plug Black

#2060031: K1 Pro / GP Air Intake 135MM V10 Clear

#2060032: K1 Pro / GP Air Intake 135MM V10 White

#2060033: K1 Pro / GP Air Intake 135MM V10 Matte Black

K1 Pro Rear Spoiler

#2050001: Rear Spoiler V06 Clear

#2050011: Rear Spoiler V09 Clear

K1 Pro Chin Bar & Top Gurney

#2050071: K1 Pro/GP Chin Bar Gurney V10 Clear Small 5.5MM

#2050072: K1 Pro/GP Chin Bar Gurney V10 Clear Medium 9.6MM

#2050073: K1 Pro/GP Chin Bar Gurney V10 Clear Large 13.7MM

#2050081: Top Gurney Clear Small 4MM

#2050082: Top Gurney Clear Medium 5.25MM

#2050083: Top Gurney Clear Large 6.55MM

K1 Pro Forced Air

#2070001: K1 Pro / GP Top Air Kit V05 Nozzle Clear

#2070002: K1 Pro / GP Top Air Kit V05 Nozzle White

#2070002: K1 Pro / GP Top Air Kit V05 Nozzle Carbon Fiber

#2070004: K1 Pro / GP Top Air Kit QL V10 Nozzle Clear

#2070005: K1 Pro / GP Top Air Kit QL V10 Nozzle White

#2070006: K1 Pro / GP Top Air Kit QL V10 Nozzle Carbon Fiber

HANS Post Anchor Clip Sets

#2100001: Hans Clip Set Silver

#2100002: Hans Clip Set Black

#2100003: Hans Clip Set Blue

#2100004: Hans Clip Set Green

#2100005: Hans Clip Set Red

#2100006: Hans Clip Set Pink

#2100007: Hans Clip Set Gold

#2100008: Hans Clip Set Purple

Helmet Bags

#2120001: HP Helmet Bag

#2120002: Helmet & Hans Black Quilted Bag

#2120012: Fleece Black Bag (V16)

#2120013: Victory R1 Bag (V15)

#2120014: Hans Pro V2 Bag (V15)

#2120015: Pro V2 Roller Bag (V15)