The Superlative Arms AR-15 Adjustable Gas Block is a precision-engineered component designed for AR-15 enthusiasts seeking superior performance and customization. Featuring a .625-inch inside diameter this gas block is crafted from durable stainless steel with a sleek melonite finish ensuring resilience and longevity in various conditions. Its clamp-on style allows for easy installation and adjustment providing enhanced control over your rifle's gas system for optimal reliability and accuracy. Perfectly suited for those who demand versatility and precision in their firearm setup this adjustable gas block is an essential upgrade for any AR-15 platform.