This rail has a full arca rail on the bottom for your compact FX Impact. It comes with an extended magnetic dust cap.

Features:

• Made of 6061 T6 Aluminum
• Black anodized
• Nylon tipped set screw to prevent rail from flexing against the bottle
• Overall length from trigger guard to the end is 11.25 inches
• M Lok slots on bottom and on the side for your go to accessories
• 1/4-20 threaded hole for camera tripod adapters
• Quick disconnect holes on both sides