

Hero image 0 of Park Tool DAG-3 Derailleur Hanger Alignment Gauge, 0 of 2
Park Tool DAG-3 Derailleur Hanger Alignment Gauge
(No ratings yet)
Key item features
- Broad Wheel Compatibility: This gauge is compatible with a wide range of wheel sizes, from 16" to 29"+, accommodating ISO/ETRTO rim sizes from 317 to 630+.
- Versatile Measurement: Its sliding indicator measures derailleur hanger alignment against various bicycle rim sizes and rotates to clear obstacles for 360-degree measurement.
- Durable Construction: The tool features a long, precision-extruded aluminum body, built to exacting tolerances, providing ample leverage for adjustments.
- Compact Design: A low-profile head allows it to fit low-clearance thru-axle derailleur hangers and Shimano Direct Mount hangers.
- Practical Dimensions: The gauge has a length of 16.5 inches (420mm) and weighs 22.75 ounces (645g).
- Replaceable Component: It includes a replaceable M10 threaded tip for extended usability.
Generated by AI
Specs
- Bicycle tool typeDerailleur Alignment Gauge
- MaterialAluminum
- BrandPark Tool
- Bicycle typeFitness Bikes
- Weight2.78 lb
- Height8 in
Current price is USD$148.95
Price when purchased online
- Free shipping
Free 30-day returns
How do you want your item?
Columbus, 43215
Arrives between Feb 4 - Feb 6
|Sold and shipped by 365 Cycles
4.456422018348624 stars out of 5, based on 436 seller reviews(4.5)436 seller reviews
Free 30-day returns
About this item
Product details
Park Tool Derailleur Hanger Alignment Gauge, DAG-3- Updated design engineered and built to be light, accurate, and versatile
- Sliding indicator can measure derailleur hanger alignment against bicycle rims of any size, and rotates out of the way to clear seat stays, racks, and other obstacles, allowing 360 degree measurement
- Long and precision-extruded aluminum body is built to exacting tolerances and provides ample leverage for making adjustments
- Compatible with 16" to 29"+ wheels
- Sliding indicator can measure derailleur hanger alignment against bicycle rims of any size, and rotates out of the way to clear seat stays, racks, and other obstacles, allowing 360 degree measurement
- Long and precision-extruded aluminum body is built to exacting tolerances and provides ample leverage for making adjustments
- Compatible with 16" to 29"+ wheels
- Compatible with 16" to 29"+ wheels (ISO/ETRTO rim sizes from 317 to 630+)
- Replaceable M10 threaded tip
- Low-profile head fits low clearance thru-axle derailleur hangers and Shimano® Direct Mount hangers
- Length: 16.5” (420mm)
- Weight: 22.75 oz. (645g)
info:
We aim to show you accurate product information. Manufacturers, suppliers and others provide what you see here, and we have not verified it.
Specifications
Bicycle tool type
Derailleur Alignment Gauge
Material
Aluminum
Brand
Park Tool
Bicycle type
Fitness Bikes
Warranty
Warranty information
Please be aware that the warranty terms on items offered for sale by third party Marketplace sellers may differ from those displayed in this section (if any). To confirm warranty terms on an item offered for sale by a third party Marketplace seller, please use the 'Contact seller' feature on the third party Marketplace seller's information page and request the item's warranty terms prior to purchase.
Compare with similar items
| Product | Viewing this itemPark Tool DAG-3 Derailleur Hanger Alignment Gauge ![]() $148.95 current price $148.95 | Park Tool Crs1 Crown Race Setting System ![]() $109.95 current price $109.95 | Park Tool FAI-2 Frame Alignment Indicator Frame Alignment Tool FAI-2 ![]() $76.53 current price $76.53 | Park Tool Press Fit Removal Tool For Internal Bottom Bracket Bearings ![]() $62.95 current price $62.95 | Park Cycling Qkctpc Chain Tool pins, Chrome, One UK ![]() $7.50 current price $7.50 | Park Tool TAP-20.3 Thru Axle Tap 20mm x 2.0 ![]() $70.29 current price $70.29 | Park Tool Shimano Bleed Cup Assembly - BKM-1 ![]() $31.41 current price $31.41 | Park Tool DCW-1 2 3 4 Double Ended 13mm Thru 18mm Cone Wrench Bicycle Tool Kit ![]() $39.80 current price $39.80 |
|---|
| Bicycle tool type | Derailleur Alignment GaugePark Tool DAG-3 Derailleur Hanger Alignment Gauge | Bicycle ToolPark Tool Crs1 Crown Race Setting System | Bicycle ToolPark Tool FAI-2 Frame Alignment Indicator Frame Alignment Tool FAI-2 | Bottom Bracket ToolPark Tool Press Fit Removal Tool For Internal Bottom Bracket Bearings | Chain ToolPark Cycling Qkctpc Chain Tool pins, Chrome, One UK | Bicycle ToolPark Tool TAP-20.3 Thru Axle Tap 20mm x 2.0 | Bicycle ToolPark Tool TH-3 Tap and Bit Driver | -Park Tool Shimano Bleed Cup Assembly - BKM-1 | Cone WrenchesPark Tool DCW-1 2 3 4 Double Ended 13mm Thru 18mm Cone Wrench Bicycle Tool Kit |
|---|---|---|---|---|---|---|---|---|---|
| Material | AluminumPark Tool DAG-3 Derailleur Hanger Alignment Gauge | PlasticPark Tool Crs1 Crown Race Setting System | -Park Tool FAI-2 Frame Alignment Indicator Frame Alignment Tool FAI-2 | MetalPark Tool Press Fit Removal Tool For Internal Bottom Bracket Bearings | MetalPark Cycling Qkctpc Chain Tool pins, Chrome, One UK | AluminumPark Tool TAP-20.3 Thru Axle Tap 20mm x 2.0 | -Park Tool TH-3 Tap and Bit Driver | -Park Tool Shimano Bleed Cup Assembly - BKM-1 | Alloy SteelPark Tool DCW-1 2 3 4 Double Ended 13mm Thru 18mm Cone Wrench Bicycle Tool Kit |
| Bicycle type | Fitness BikesPark Tool DAG-3 Derailleur Hanger Alignment Gauge | -Park Tool Crs1 Crown Race Setting System | Fitness BikesPark Tool FAI-2 Frame Alignment Indicator Frame Alignment Tool FAI-2 | -Park Tool Press Fit Removal Tool For Internal Bottom Bracket Bearings | -Park Cycling Qkctpc Chain Tool pins, Chrome, One UK | Fitness BikesPark Tool TAP-20.3 Thru Axle Tap 20mm x 2.0 | Fitness BikesPark Tool TH-3 Tap and Bit Driver | Fitness BikesPark Tool Shimano Bleed Cup Assembly - BKM-1 | -Park Tool DCW-1 2 3 4 Double Ended 13mm Thru 18mm Cone Wrench Bicycle Tool Kit |
| Weight | 2.78 lbPark Tool DAG-3 Derailleur Hanger Alignment Gauge | -Park Tool Crs1 Crown Race Setting System | 2.58 lbPark Tool FAI-2 Frame Alignment Indicator Frame Alignment Tool FAI-2 | -Park Tool Press Fit Removal Tool For Internal Bottom Bracket Bearings | -Park Cycling Qkctpc Chain Tool pins, Chrome, One UK | 0.34 lbsPark Tool TAP-20.3 Thru Axle Tap 20mm x 2.0 | 0.24 lbPark Tool TH-3 Tap and Bit Driver | 1.07 lbPark Tool Shimano Bleed Cup Assembly - BKM-1 | -Park Tool DCW-1 2 3 4 Double Ended 13mm Thru 18mm Cone Wrench Bicycle Tool Kit |
Now hiding additional rows in the Table
Similar items you might like
Based on what customers bought
Park Tool Crs1 Crown Race Setting System $109.95
$10995current price $109.95Park Tool Crs1 Crown Race Setting System
Shipping, arrives in 3+ daysPark Tool Shop Inflator INF-2 w/ BONUS Park Tire Lever Set TL-1.2 $170.00
$17000current price $170.00Park Tool Shop Inflator INF-2 w/ BONUS Park Tire Lever Set TL-1.2
Shipping, arrives in 3+ daysPark Tool BBT-22 Shimano Sealed Cartridge Bottom Bracket Tool $26.95
$2695current price $26.95Park Tool BBT-22 Shimano Sealed Cartridge Bottom Bracket Tool
Shipping, arrives in 3+ daysPark Tool FAI-2 Frame Alignment Indicator Frame Alignment Tool FAI-2 $76.53
$7653current price $76.53Park Tool FAI-2 Frame Alignment Indicator Frame Alignment Tool FAI-2
Shipping, arrives in 3+ daysPark Tool Press Fit Removal Tool For Internal Bottom Bracket Bearings $62.95
$6295current price $62.95Park Tool Press Fit Removal Tool For Internal Bottom Bracket Bearings
Shipping, arrives in 3+ daysPark Tool TAP-20.3 Thru Axle Tap 20mm x 2.0 $70.29
$7029current price $70.29Park Tool TAP-20.3 Thru Axle Tap 20mm x 2.0
Shipping, arrives in 3+ daysPark Tool Professional Pedal Wrench PW-4 w/ BONUS Park Tire Lever Set TL-1.2 $53.90
$5390current price $53.90Park Tool Professional Pedal Wrench PW-4 w/ BONUS Park Tire Lever Set TL-1.2
Shipping, arrives in 3+ daysPark Tool Chain Whip Cassette CP-1 Pliers w/ BONUS Park Tire Lever Set TL-1.2 $54.95
$5495current price $54.95Park Tool Chain Whip Cassette CP-1 Pliers w/ BONUS Park Tire Lever Set TL-1.2
Shipping, arrives in 3+ daysPark Tool Disc Brake Tools Rotor Truing Silver/Blue DT-2.2 $25.95
$2595current price $25.95Park Tool Disc Brake Tools Rotor Truing Silver/Blue DT-2.2
Shipping, arrives in 3+ daysPark Tool TH-3 Tap and Bit Driver $26.09
$2609current price $26.09Park Tool TH-3 Tap and Bit Driver
Shipping, arrives in 3+ daysPark Tool FFG-2 Frame and Fork End Alignment Gauge Set $143.86
$14386current price $143.86Park Tool FFG-2 Frame and Fork End Alignment Gauge Set
Shipping, arrives in 3+ daysPark Tool 1192.2 - Moulded Crank Arm Pad For CBP-5/CBP-8 $14.73
$1473current price $14.73Park Tool 1192.2 - Moulded Crank Arm Pad For CBP-5/CBP-8
Shipping, arrives in 3+ daysPark Tool TL-5 Heavy Duty Steel Tire Lever Set $38.95
$3895current price $38.95Park Tool TL-5 Heavy Duty Steel Tire Lever Set
Shipping, arrives in 3+ daysPARKTOOL FR-7 Freewheel Remover for Falcon Freewheel $9.99
$999current price $9.99PARKTOOL FR-7 Freewheel Remover for Falcon Freewheel
Shipping, arrives in 3+ daysPark Tool Nipple Driver $20.95
$2095current price $20.95Park Tool Nipple Driver
Shipping, arrives in 3+ daysPark Tool 592 - Sliding gauge bar for DAG-2 $13.07
$1307current price $13.07Park Tool 592 - Sliding gauge bar for DAG-2
Shipping, arrives in 3+ daysPark Tool TH-3 Tap & Bit Driver Blue Square frame taps up to M6 / 1/4in Hex Drive Bits TH-3 $29.95 $3.33/in
$2995current price $29.95$3.33/inPark Tool TH-3 Tap & Bit Driver Blue Square frame taps up to M6 / 1/4in Hex Drive Bits TH-3
Shipping, arrives in 3+ daysPark Tool 689 - Pressure spring for BFS-1 $13.94
$1394current price $13.94Park Tool 689 - Pressure spring for BFS-1
Shipping, arrives in 3+ daysPark Tool 799 for IS47mm Reaming Cutter for IS47 Headset Lower Bearing 45 Degree $120.25 Was $139.00
Now$12025current price Now $120.25, Was $139.00$139.00Park Tool 799 for IS47mm Reaming Cutter for IS47 Headset Lower Bearing 45 Degree
Shipping, arrives in 3+ daysPark Tool 15mm Pedal Wrench Chain Whip, HCW-16.3 $37.95
$3795current price $37.95Park Tool 15mm Pedal Wrench Chain Whip, HCW-16.3
Shipping, arrives in 3+ days
Popular items in this category
Best selling items that customers love
Park Tool CC-4.2 Chain Checker Chain Checker Silver CC-4.2 $19.95 $2.00/in
Sponsored$1995current price $19.95$2.00/inPark Tool CC-4.2 Chain Checker Chain Checker Silver CC-4.2
Save withShipping, arrives in 2 daysPark Tool Derailleur Hanger Alignment Gauge $93.95
$9395current price $93.95Park Tool Derailleur Hanger Alignment Gauge
Shipping, arrives in 3+ daysPark Tool BBT-69.4 B.B. Tool External BB Socket Blue 16-Notch BBT-69.4 $29.95
$2995current price $29.95Park Tool BBT-69.4 B.B. Tool External BB Socket Blue 16-Notch BBT-69.4
Shipping, arrives in 3+ daysPark Tool CT-3.3 5-12 Speed Chain Tool $48.95
$4895current price $48.95Park Tool CT-3.3 5-12 Speed Chain Tool
15 out of 5 Stars. 1 reviewsSave withShipping, arrives in 2 daysPark Tool CCP-22 Crank Puller $21.95
$2195current price $21.95Park Tool CCP-22 Crank Puller
15 out of 5 Stars. 1 reviewsShipping, arrives in 3+ daysPark Tool FR-5.2 Cassette Lockring Tool Shimano Style Freehub & Centerlock Rotor $10.95
2 optionsAvailable in additional 2 options$1095current price $10.95Options from $10.95 – $16.95Park Tool FR-5.2 Cassette Lockring Tool Shimano Style Freehub & Centerlock Rotor
105 out of 5 Stars. 10 reviewsShipping, arrives in 3+ daysPark Tool 106 Repair Stand Work Tray $48.05
$4805current price $48.05Park Tool 106 Repair Stand Work Tray
Shipping, arrives in 3+ daysPark Tool FR-5.2G Cassette Lockring Tool with 5mm Guide Pin $12.95
$1295current price $12.95Park Tool FR-5.2G Cassette Lockring Tool with 5mm Guide Pin
15 out of 5 Stars. 1 reviewsShipping, arrives in 3+ daysPark Tool BBT-59.3 B.B. Tool External BB Socket Grey 16-Notch BBT-59.3 $29.95
$2995current price $29.95Park Tool BBT-59.3 B.B. Tool External BB Socket Grey 16-Notch BBT-59.3
Shipping, arrives in 3+ daysPark Tool SWR-8 3/8" Drive Ratchet $30.95
$3095current price $30.95Park Tool SWR-8 3/8" Drive Ratchet
Shipping, arrives in 3+ daysPark Tool FCT-1 Suspension Fork Cap Tool Suspension Fork Cap Remover Black FCT-1 $18.37
$1837current price $18.37Park Tool FCT-1 Suspension Fork Cap Tool Suspension Fork Cap Remover Black FCT-1
Shipping, arrives in 3+ daysPark Tool BBT-79.3 Bottom Bracket Tool SRAM BSA DUB, Race Face Cinch $30.95
$3095current price $30.95Park Tool BBT-79.3 Bottom Bracket Tool SRAM BSA DUB, Race Face Cinch
Shipping, arrives in 3+ daysPark Tool Bicycle Electronic Shift Tool $15.12
$1512current price $15.12Park Tool Bicycle Electronic Shift Tool
Shipping, arrives in 3+ daysPark Tool DAG-2.2 Derailleur Hanger Alignment Gauge Straightener Bike Bicycle $93.95
$9395current price $93.95Park Tool DAG-2.2 Derailleur Hanger Alignment Gauge Straightener Bike Bicycle
24.5 out of 5 Stars. 2 reviewsShipping, arrives in 3+ daysPark Tool BBT-27.3 B.B. Tool External BB Socket Blue Grey 16-Notch BBT-27.3 $30.95 Was $34.95 $4.42/in
Now$3095current price Now $30.95, Was $34.95$34.95$4.42/inPark Tool BBT-27.3 B.B. Tool External BB Socket Blue Grey 16-Notch BBT-27.3
Shipping, arrives in 3+ daysPark Tool 786 - Replacement chain tool pin for IB-3 $13.07
$1307current price $13.07Park Tool 786 - Replacement chain tool pin for IB-3
Shipping, arrives in 3+ daysPark Tool SW-9 Double Ended Spoke Wrench, Black/Red $15.95
$1595current price $15.95Park Tool SW-9 Double Ended Spoke Wrench, Black/Red
Shipping, arrives in 3+ daysPark Tool LRT-4 Shimano Direct Mount Direct Mount Lockring Tool 16 Notch 41mm $26.95
$2695current price $26.95Park Tool LRT-4 Shimano Direct Mount Direct Mount Lockring Tool 16 Notch 41mm
Shipping, arrives in 3+ daysPark Tool AK-5 Advanced Mechanic Tool Kit $428.95
$42895current price $428.95Park Tool AK-5 Advanced Mechanic Tool Kit
15 out of 5 Stars. 1 reviewsShipping, arrives in 3+ daysPark Tool Disc Brake Pad Spreader Long, Vinyl-Dipped Handle $13.95 Was $20.96
Now$1395current price Now $13.95, Was $20.96$20.96Park Tool Disc Brake Pad Spreader Long, Vinyl-Dipped Handle
15 out of 5 Stars. 1 reviewsShipping, arrives in 3+ days
Customer ratings & reviews
0 ratings|0 reviews
This item does not have any reviews yet









