Sproket 12 Teeth 1/8 Bore

Name: Sproket 12 Teeth 1/8 Bore
Brand: SERV-O-LINK
SKU: 84786
Price: 3.17 USD
Availability: InStock
Rating: 4.8 (5 reviews)

$3.17 ~~$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)

Brian ★★★★★ Oct 23, 2026

Perfect for my model train setup, the self-lubricating acetal resin construction runs quietly and smoothly even after hours of operation. It was a breeze to press onto the axle and aligns perfectly with my existing chain.

Ruby ★★★★★ Oct 22, 2026

Installed this 12-tooth sprocket on my model train and was impressed by how smoothly it meshed with the chain. The self-lubricating acetal resin feels durable and made setup a breeze.

Scarlett ★★★★★ Oct 19, 2026

The acetal resin feels surprisingly sturdy for such a tiny part, and the self-lubricating property means my robot arm runs smooth without any added grease. It snapped right onto the shaft with no fuss, exactly the fit I needed for my display project.