Skip to main content
We may get paid by partner for deals, including promoted items

Menu

Price history at TLO Outdoors

$20$19Oct 2026Nov 5, 2026

Recorded at TLO Outdoors since Oct 9, 2026: low $18.98 (Nov 1, 2026), high $19.98 (Oct 9, 2026). Last checked Nov 1, 2026.

Product Description

Product DescriptionThe GrovTec US Inc Hammer Extension adds a horizontal extension to your firearm's hammer, creating a larger contact surface for improved grip, control, and easier cocking. It is especially helpful on scoped firearms where hammer clearance can be limited. Designed for specific Henry models, this black steel hammer extension can be mounted on either the right or left side and includes installation hardware for a secure fit.Product Highlights Horizontal hammer extension increases contact surface for better grip and control Ideal for scoped rifle setups where hammer access/clearance can be an issue Ambidextrous mounting-installs on the right or left side Steel construction with a black finish for durability Model-specific fitment for Henry Single Shot and Henry Big Boy Centerfire Rifles (post-2010)Specs Brand: Grovtec US Inc Product Type: Hammer Extension Material: Steel Color/Finish: Black Mounting: Right-side or left-side compatible Compatibility: Henry Single Shot; Henry Big Boy Centerfire Rifles (post-2010 models) Included Hardware: Set screws and hex key (per product image) Weight: 0.05 lb (approx.) Manufacturer Part Number: GTHM283 UPC: 811071012836Disclaimer: We strive to provide accurate and up-to-date product descriptions, specifications, and images; however, errors or omissions may occasionally occur. We are not responsible for any inaccuracies or discrepancies in the content provided. If you notice anything incorrect or unclear, please contact us so we can correct it. When in doubt, we recommend verifying details directly with the product's manufacturer.

GrovTec US Inc Hammer Extension for Henry Big Boy & Single Shot Rifles, Black Steel GTHM283

$18.98
In Stock at TLO Outdoors
Price checked 4 days ago
Buy Now at TLO Outdoors
Secure checkout Easy returns
or compare prices

Product Details

Price history at TLO Outdoors

$20$19Oct 2026Nov 5, 2026

Recorded at TLO Outdoors since Oct 9, 2026: low $18.98 (Nov 1, 2026), high $19.98 (Oct 9, 2026). Last checked Nov 1, 2026.

More from Grovtec Us Inc