Precision machined from Lightweight aluminum. All models have dual patterns for 1/4-28 and 5/16-24 lug bolts on a 3 x 2.5" bolt circle.
FITS 3 BOLT DOUGLAS WHEELS AND VANK.

Ball Bearing Front/Rear Hubs. Standard features include dual sealed ball bearings, standard bolt patterns for 1/4 - 28 and 5/16 - 24 lug bolts and fit 5/8" diameter axles. 3/2.5" bolt circle. Includes Lug Bolts And Nuts. Also Available In Black.

Martin Offset Wheel Hub 5/8' High Speed Bearing 2 Inch offset 2-13/16' Bolt Circle Made To Fit Martin Wheel 2 Piece Rim (Note: This Includes 5/8" HIGH SPEED Bearings, Not the standard Bearings on most models)

Martin Center Wheel Hub 5/8' High Speed Bearing 2-13/16' Bolt Circle Made To Fit Martin Wheel 2 Piece Rim (Note: This Includes 5/8" HIGH SPEED Bearings, Not the standard Bearings on most models)

4-1/2" Sprocket Adapter With Flange, machined on the outside for a band brake. Fits Tristar wheels. Has a standard 6 bolt pattern for aluminum split sprockets. Great for Split Sprockets We Recommend The Sprocket Hardware kit For This Adapter
The three bolt patterns are as follows:

• 3 holes (5/16") on a 3.75" Bolt Circle
• 4 holes (1/4") on a 3.75" Bolt Circle
• 4 holes (1/4") on on a 3.228" Bolt Circle (these holes are a bit differently spaced to accommodate the four holes on the mini-hubs AZ_2561 / AZ_2568 / AZ_2565 ( See Example Rim Pictured above in the Thumbnail Pics)

Live Axle Hub Assembly 4 Stud With 1' Keyway X 3" Centered

Specs:

• Center Hole Style: Keyed
• Center Hole Inside Diameter: 1"
• Center Hub Bore / Length: 3"
• Mounting Pattern: 2" Horizontal / 3" Diagonal, 4 Bolt

For Use With:

• 3 Piece Wheel Assemblies
• Sprockets

• Zinc-Plated Steel
• 1" or 1-1/4" Bore with 1/4" Keyway
• Strong, yet Lightweight
• Standard 5.25" Bolt Circle

• Double flange wheel hub
• Perfect for split rims.
• Used to space the wheel and sprocket
• (4) 5/16-24 bolts on a 2-13/16" bolt circle.
• 5/8" High Speed Bearings
• Hub Length is 3-1/2"
• Spacing between flanges is 2-9/16"

ARC Billet Sprocket /Rotor Hub for a 1" axle

• Most common style is 1" inner diameter with 3/4" outer diameter. Axle must match (1" axle with a 3/4" step down)
• Used with a straight 3/4" diameter axle, has 3/16" key way
• 1" All The Way Thru has a 1" bore all the way with a 1/4" key way.
• Bearing Type for 1 3/8" OD standard bearing is a bearing type hub for bearing OD of 1 3/8" (standard go-kart bearing)

• Most common style is 1" inner diameter with 3/4" outer diameter. Axle must match (1" axle with a 3/4" step down)

Sprocket Hub Billet Aluminum. Silver Or Black.
1" or 1-1/4" axle.
Please Pick Size And Color In Options Tab.

4 1/4" Brake Hub. Works Great With Standard 4" Brake Band. Comes With 3/4 Hub Which Can Work For Jack Shafts Or Axles. Hardware And Keyway Included.

• Billet Aluminum Hub
• Choice of 1" or 1 1/4" Bore
• 1/4" keyway
• Bolt Circle: 3-1/8"
• Bolt Holes: 5/16" (4)

• Zinc Double Tapered Bushing, 1" OD
• 10 Nuts, 10 Bolts & 1 Key Included
• For All 4-9/16" ID Sprockets
• 6 Bolt Holes on 5.25" Bolt Circle, 5.87" OD
• Strong & Lightweight

ARC 1" Rear live Axle Hub 4X4 For Douglas 8 Inch Wheels.

High End Performance 4X4 Wheel Hub. Tapper Lock Design Allows Equal Pressure Around Shaft For Optimal Holding Power. Great For Drag Racing Or Large Horsepower Machines. The Best Hub on The Market. Made in The USA.

High End Performance Sprocket Hub.Great gor split sprockets . Tapper Lock Design Allows Equal Pressure Around Shaft For Optimal Holding Power. Great For Drag Racing Or Large Horsepower Machines. The Best Hub on The Market. Made in The USA. See Thumbnail Images Above For The Type Of Sprocket This Works Best With.

High End Performance Douglas Wheel Hub. Tapper Lock Design Allows Equal Pressure Around Shaft For Optimal Holding Power. Great For Drag Racing Or Large Horsepower Machines. The Best Hub on The Market. Made in The USA.