Holosun HE509T Green Dot Sight With Shake Awake, Black - HE509T-GR
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Holosun
Overview
The Holosun HE509T is a compact green dot sight designed for fast target acquisition and enhanced visibility in various lighting conditions. Featuring a 2 MOA dot size, it allows for precise aiming, while the Shake Awake technology ensures the sight activates with movement, conserving battery life when not in use. This optic is commonly found on carbine builds chambered in 5.56 NATO, making it a practical choice for those looking to optimize their setup for both accuracy and ease of use.
Specifications
Holosun HE509T Green Dot Sight With Shake Awake, Black - HE509T-GR
August 2026 on GunPartPicker
Holosun HE509T Green Dot Sight With Shake Awake, Black - HE509T-GR ranked #95 of the 210 optics builders added on GunPartPicker in August 2026. Builders have been adding it to their builds on GunPartPicker since March 2026. All time, it ranks #66 of the 480 optics builders have added. Builds with this optic are nearly all chambered in 5.56 NATO, split between carbine-length (50%) and rifle-length (50%) gas systems, and nearly all AR-15.
Availability is good: it was in stock at one retailer or another nearly every day in August 2026, and today 5 of the 8 retailers we track have it in stock. It dipped to $413.99 at Sportsmans Outdoor Superstore for a stretch in August 2026, well under its usual $459.99, so sales do come around. Buying today, the lowest price is $459.99 at Palmetto State Armory, above August's low of $413.99, so a better deal may come back.
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 35 retailers
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Build Configuration Breakdown
Aggregated and anonymized data showing how builders use this product
Gas SystemBased on real build data showing which gas system lengths builders use with this product.
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