Sproket 8 Teeth 1/8 Bore

Name: Sproket 8 Teeth 1/8 Bore
Brand: SERV-O-LINK
SKU: 84783
Price: 3.37 USD
Availability: InStock
Rating: 4.8 (5 reviews)

$3.37 ~~$4.95~~ In stock

Category: Remote Control Toys

Power animated displays, robotics, model trains and other miniature mechanisms. Sprockets are made of tough, durable, self-lubricating acetal resin and are easy to use. All sprockets are designed to press-fit on a 1/8 inch dia. shaft*.

*Knurling or pinning is recommended.

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Standard Shipping: Handling (business days) 0–1; Transit (business days) 7–15.

Express Shipping: Handling (business days) 0–1; Transit (business days) 7–15.

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Standard Shipping · United States: $0.00

Express Shipping · United States: $3.99

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United States · Return window (days after delivery): 30. Return method: By mail. Return postage: Seller pays.

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Customer Reviews (4.8 / 5 · 5 reviews)

James O. ★★★★★ Oct 23, 2026

The self-lubricating acetal resin makes this sprocket run smoothly on my model train and I've had no issues with binding during operation. It was a direct fit for the 1/8 bore shaft and feels much more durable than the stock part.

Henry K. ★★★★★ Oct 22, 2026

I swapped out the old plastic sprocket on my model train for this acetal resin one—the self-lubricating action is noticeably smoother. It fits the 1/8 bore shaft perfectly without any wobble.

Harper ★★★★★ Oct 19, 2026

The self-lubricating resin keeps my robot's chain running smoothly without any added oil. These 8-tooth sprockets are tough enough for daily use and snapped right onto the 1/8 bore shaft. Exactly what my miniature mechanism needed.