Superlative Arms194195402
Superlative Arms Ar-15 Clamp On Adjustable Gas Block .875'' Black$101.24
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Availability: In Stock
The Superlative Arms AR-15 clamp-on adjustable gas block in .875" stainless steel takes a different approach to tuning your direct impingement rifle. Instead of restricting gas flow like traditional adjustable blocks, this unit uses a patented "bleed off" design that lets you dial in exactly the gas pressure your bolt carrier needs—and vents the excess out of the block entirely. The result is a cleaner, cooler-running system with less felt recoil and none of the carbon buildup that can seize conventional adjustment screws.
Built from 416 stainless steel, this gas block clamps onto .625" diameter barrels and weighs just 1.34 oz. The adjustment mechanism sits outside the block, so there's no internal contamination as you fine-tune your setup. A safety stop prevents the adjustment screw from backing completely out, and because the screw itself doesn't restrict flow, you won't face erosion or detent loss from carbon accumulation. This design shines when running short-barreled rifles or suppressors—the bleed-off port exhausts excessive back pressure that would otherwise slow your gun's cycling or kick up unwanted gas signature.
Installation is straightforward: the block comes fully assembled with two socket head cap screws, a gas tube roll pin, and both metric and SAE hex keys. Superlative includes an instruction sheet and QR code link to a video walkthrough so you can get it right the first time.
| Material | 416 Stainless Steel |
| Barrel Diameter Compatibility | 0.625" |
| Weight | 1.34 oz |
| Length | 1.00" |
| Attachment Type | Clamp-on |
| Adjustment Location | Front of block |
| Included Hardware | (2) 10-32 x 3/16" socket head cap screws, (1) gas tube roll pin, metric and SAE hex keys, installation guide with video tutorial QR code |
The Superlative Arms clamp-on block is designed for barrels with a .625" diameter. Verify your barrel's outside diameter before purchasing. Clamping attachment means no permanent modifications to your barrel.
Instead of choking back gas flow, this block lets you set the minimum pressure needed to cycle your bolt carrier, then vents the rest through a bleed port. You get a cleaner, cooler gun, less recoil, and no carbon buildup on the adjustment screw itself—which means the adjustment stays reliable and the screw won't seize.
Yes. The bleed-off port actively exhausts excess pressure, which is especially useful when running an SBR or suppressor. Both configurations produce higher back pressure, and this design helps manage it without restrictive tuning.
You get the fully assembled gas block, two socket head cap screws (10-32 x 3/16"), one gas tube roll pin, metric and SAE hex keys for adjustment, installation instructions, and a QR code link to a video tutorial.
SKU: 194195415 • Weight: 0.2oz
Availability: In Stock
The Superlative Arms AR-15 clamp-on adjustable gas block in .875" stainless steel takes a different approach to tuning your direct impingement rifle. Instead of restricting gas flow like traditional adjustable blocks, this unit uses a patented "bleed off" design that lets you dial in exactly the gas pressure your bolt carrier needs—and vents the excess out of the block entirely. The result is a cleaner, cooler-running system with less felt recoil and none of the carbon buildup that can seize conventional adjustment screws.
Built from 416 stainless steel, this gas block clamps onto .625" diameter barrels and weighs just 1.34 oz. The adjustment mechanism sits outside the block, so there's no internal contamination as you fine-tune your setup. A safety stop prevents the adjustment screw from backing completely out, and because the screw itself doesn't restrict flow, you won't face erosion or detent loss from carbon accumulation. This design shines when running short-barreled rifles or suppressors—the bleed-off port exhausts excessive back pressure that would otherwise slow your gun's cycling or kick up unwanted gas signature.
Installation is straightforward: the block comes fully assembled with two socket head cap screws, a gas tube roll pin, and both metric and SAE hex keys. Superlative includes an instruction sheet and QR code link to a video walkthrough so you can get it right the first time.
| Material | 416 Stainless Steel |
| Barrel Diameter Compatibility | 0.625" |
| Weight | 1.34 oz |
| Length | 1.00" |
| Attachment Type | Clamp-on |
| Adjustment Location | Front of block |
| Included Hardware | (2) 10-32 x 3/16" socket head cap screws, (1) gas tube roll pin, metric and SAE hex keys, installation guide with video tutorial QR code |
The Superlative Arms clamp-on block is designed for barrels with a .625" diameter. Verify your barrel's outside diameter before purchasing. Clamping attachment means no permanent modifications to your barrel.
Instead of choking back gas flow, this block lets you set the minimum pressure needed to cycle your bolt carrier, then vents the rest through a bleed port. You get a cleaner, cooler gun, less recoil, and no carbon buildup on the adjustment screw itself—which means the adjustment stays reliable and the screw won't seize.
Yes. The bleed-off port actively exhausts excess pressure, which is especially useful when running an SBR or suppressor. Both configurations produce higher back pressure, and this design helps manage it without restrictive tuning.
You get the fully assembled gas block, two socket head cap screws (10-32 x 3/16"), one gas tube roll pin, metric and SAE hex keys for adjustment, installation instructions, and a QR code link to a video tutorial.
SKU: 194195415 • Weight: 0.2oz