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Fray Car Build
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Preamble
I. Selecting a Chassis
II. Straightening a Chassis
III. Selecting a Gear Plate
IV. Selecting Magnets
V. Selecting a Crown Gear
VI. Selecting a Rear Axle
VII. Selecting Rear Rims
VIII. Selecting Rear Tires
IX. Selecting Front Axle and Tires
X. Selecting an Armature
XI. Selecting Pinion Gear and Shaft
XII. Selecting Top Gears
XIII. Selecting Motor Brushes
XIV. Selecting Pickup Shoe Springs
XV. Selecting Pickup Shoes
XVI. Selecting a Fray Body
XVII. Selecting a Guide Pin
XVIII. Bench Testing the Build
VI. Selecting a Rear Axle
SECTION
IMAGE
Rear Axle Options
Vendor ItemCat ItemManu Product
Code
ItemDesc Part Image Item
Price
Qty Fray
Appr
Outof
Stock

http://rt-ho.com/index.html
Fray_Axle RT-HO Multiple Rear Axles PRECISION GROUND AXLES MADE IN USA

CHAMFER ON BOTH ENDS
$3.50 Yes

https://www.wizzardho.com/
Fray_Axle Wizzard TJA03x Titanium .0635" Axles

Titanium .0635" Axle with high performance coating ~.3grams
$4.00 Yes

https://www.wizzardho.com/
Fray_Axle Wizzard TJA04x Non Magnetic .0635" Stainless Steel Axles

Coated .0635" Non Magnetic Stainless Steel Axle ~.56 grams
$3.50 Yes
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INDIVIDUAL RACING [4]
-17. Only commercially available front wheel, tire, and axle assemblies including Wizzard, Zoomin Motorsports, JW, RTHO, and OS3 may be used with two exceptions. The front and rear axle diameter must not exceed .065″ and the front tire diameter must equal or exceed .300″. Front axle washers (small spacers) are allowed. All front axle spacers/washers must be located outside the chassis or chassis frame rail. Maximum lateral movement in the front wheel assembly is 0.031 (1/32). All unmodified commercially available front wheel, tire, and axles parts may be mixed and matched. See approved parts list for allowable front ends.
-18. Rear wheels must be plastic or Delrin with dished center. No axle weights, wheel weights or hub caps allowed on rear axle or inside the wheels. Note: A small delrin retainer will be allowed on the driver’s side rear axle for the purpose of adjusting crown gear mesh with the 9T rear pinion. The diameter of the retainer must not exceed 0.125″ with a thickness not to exceed 0.0700
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Adjusting Rear Axle Length
Installing Rear Axle

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WEBMASTER
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