The Battle Arms WORKHORSE 15 Inch Rail and .750 Gas Block Combo (Battle Arms Development part number WH-UR-UPG) bundles two upgrades an AR-15 owner would otherwise buy separately. Battle Arms Development pairs its WORKHORSE free-float handguard with a matching low-profile .750 gas block, giving builders everything needed to move away from a front sight base and drop-in handguard setup in one purchase. Free-floating the barrel with a quality rail typically improves accuracy by removing handguard-induced pressure on the barrel, and the low-profile gas block keeps the front end trim under the new handguard. It is a straightforward, single-purchase path from a dated drop-in configuration to a modern free-float build.

Key Specifications

• Combo includes the WORKHORSE free-float handguard at 15 inches.
• Includes a matching low-profile .750 gas block.
• Upgrades a rifle from a front sight base and drop-in handguard setup.
• Bundled as the WORKHORSE 15in Rail and .750 Gas Block combo, sold as one part number.

Frequently Asked Questions

What does this combo replace? It replaces a front sight base and drop-in handguard setup with a free-float rail and matching low-profile gas block.

What gas block journal size does this use? A .750 low-profile gas block is included with the 15-inch rail.

Buy the Battle Arms WORKHORSE 15 Inch Rail and Gas Block Combo

Move your AR-15 to a modern free-float setup in one purchase with this Battle Arms WORKHORSE combo. Order it from our Battle Arms Development lineup of AR handguards and our Lubbock, Texas team will get your order ready to ship as soon as it’s available.