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| SERVICE | DELIVERY PRICE | DELIVERY TIME |
|---|---|---|
| Standard Delivery | £22.95 | 7 to 10 working days |
| SERVICE | DELIVERY PRICE | DELIVERY TIME |
|---|---|---|
| Standard Delivery | £22.95 | 7 to 10 working days |
| SERVICE | DELIVERY PRICE | DELIVERY TIME |
|---|---|---|
| Standard Delivery | £4.99 | 2 to 4 working days |
| Next Day | £9.99 |
| SERVICE | DELIVERY PRICE | DELIVERY TIME |
|---|---|---|
| Standard Delivery | £22.95 | 5 to 7 working days |
Product Number: SMC20
Castellated locknuts on motorcycle swingarms require a dedicated tool to remove and refit safely using the wrong approach risks rounding the nut or damaging surrounding components. The Sealey SMC20 is a 4-tooth socket specially designed for removing castellated locknuts found on motorcycle swingarms, and is also suitable for some engine mounting nuts. It operates on a 1/2" square drive and features an external diameter of 37mm, internal diameter of 28mm, internal socket depth of 18.5mm, four pins each measuring 7mm wide and 5mm deep, giving precise engagement with the locknut.
Key Features:PartsForMachines is a premier e-commerce platform, founded in 2019 in Warwickshire, UK, specializing in aftermarket parts and services for construction, agriculture, and industrial machinery. We offer an extensive catalog of over 500,000 products. Standard delivery: 1–3 working days within UK mainland. We are proud to be an authorised distributor, giving customers extra confidence when purchasing genuine products from us. In addition, we provide a 30-day return policy for eligible items.
| Model No | SMC20 |
|---|---|
| Brand | Sealey |
| Nett Weight | 0.140kg |
| External Ø | 37mm |
| Internal Ø | 28mm |
| Internal Socket Depth | 18.5mm |
| Number of Pins | 4 |
| Pin Width | 7mm |
| Pin Depth | 5mm |
| Drive Type | 1/2"Sq |
| Engine Parts | Product Number | Product Name | Recommended Units | Product Price |
|---|
Standard Delivery: £4.99
Next Day Delivery Available
Delivery Estimate: 2 to 4 working days
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| Technical Specification | |||||||
|---|---|---|---|---|---|---|---|
| PRODUCT NUMBER | SX0333 | 39952 | 5714 | 6243 | 7526 | 7496 | 7003 |
A. The SMC20 is a 4-tooth socket specially designed to remove castellated locknuts found on motorcycle swingarms. It is also suitable for some engine mounting nuts.
A. The SMC20 uses a 1/2" square drive.
A. The SMC20 has an external diameter of 37mm, an internal diameter of 28mm, an internal socket depth of 18.5mm, four pins that are 7mm wide and 5mm deep.
A. The SMC20 has 4 pins, each 7mm wide and 5mm deep.
A. Yes. The SMC20 is described as also suitable for some engine mounting nuts, in addition to its primary use on motorcycle swingarm castellated locknuts.
A. The SX0333 is listed as an alternative product that may suit similar applications. See the SX0333 product page for full details.
A. We accept returns within 30 days of purchase for items that are unused, undamaged, and in their original packaging. Returns are available only for UK-delivered orders and must include proof of purchase. Before returning an item, please contact us at [email protected] to obtain a Return Merchandise Number (RMN). You may also be asked to share images of the product and its packaging for verification. Items that do not meet these conditions will not be accepted for return. If your return is approved, we will initiate a refund to your credit card or original method of payment. A restocking fee of up to 15% of the order value may apply to each returned item.
A. Every product comes with a different guarantee and warranty. Warranty details are shown in the product's tech specs or datasheet where available.
A. Yes. Parts for Machines supplies genuine Sealey products.
A. We accept all major credit and debit cards, along with PayPal.
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