Yankee Hill Machine Company YHM-3245-M Sidewinder 9mm Piston (13.5×1 LH) — Pack of 2
Yankee Hill Machine Company
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Yankee Hill Machine Company YHM-3245-M — 9mm piston for Sidewinder, thread spec 13.5×1 LH implied by title, packaged as 2 units (Pkg Qty: 2).
Sold by Each1 each = 2 eachPrice shown per each
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Description
Description
Product Overview
Yankee Hill Machine Company YHM-3245-M is listed as a 9mm piston for the Sidewinder and is offered as a pack of two units. The product categories include Silencer Pistons and Silencers.
Why This Product
- Specific piston identification — attribute identifies this as a 9mm piston intended for Sidewinder use, which is critical for parts matching (source: product-268174:f009).
- Pack quantity — Package Qty is two, which matters for ordering multiples or matching installation needs (source: product-268174:f008, product-268174:f010).
Key Verified Specifications
- Brand / Manufacturer: Yankee Hill Machine Company (source: product-268174:f002, product-268174:f006, product-268174:f007)
- Model / SKU: YHM-3245-M (source: product-268174:f001, product-268174:f012)
- Feature: 9mm piston for Sidewinder (source: product-268174:f009)
- Package quantity: 2 (source: product-268174:f008, product-268174:f010)
- Availability: in stock (source: product-268174:f013)
Appropriate Use Cases
- Ordering replacement or spare 9mm pistons for Sidewinder silencers where two units are required for stocking or paired installations (source: product-268174:f009, product-268174:f008).
What Customers Should Know
- Confirm SKU YHM-3245-M when ordering to ensure correct piston selection (source: product-268174:f012).
- Package Qty is two units; verify the required count for installations or inventory (source: product-268174:f008).
Specifications
- Short Stroke Gas Piston Gas System (Rifle Length)
- 18.6″ Barrel Length ( Mid-Weight style, non-fluted)
- 1:8 Twist Rate Rifling

