The Midwest Industries railed upper-height gas block is designed for AR-15 upper assemblies that require a gas block machined to the same height as an A4 upper receiver rail. It fits .750 diameter barrels and provides a MIL-STD 1913 Picatinny rail for mounting low-profile accessories. The unit is constructed from 4140 steel and finished in black for durability and consistent appearance.
Key Specifications
- Designed to fit .750 diameter barrels.
- Features a MIL-STD 1913 Picatinny rail machined to the same height as an A4 upper receiver rail.
- Constructed from 4140 steel.
- Finish is black.
- Classified as an upper height gas block accessory for AR-15 platforms.
- Overall dimensions are 1.40 x 4.30 x 5.20.
- Height measures 1.4000.
- Style is Picatinny.
- Intended for use with the AR-15 platform.
- Manufactured in the USA.
For builders and technicians assembling AR-style uppers that require precise rail alignment with an A4 receiver, this gas block offers a durable, railed solution that integrates accessory mounting while matching upper-receiver height. Its 4140 steel construction and Picatinny rail provide a stable platform for accessories where receiver-height alignment is required.
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