A manual variable focus ring gets you 4x closer to your subject than ever before on a GoPro—from 4

the X31 is enhanced with Bunker Groove™ technology which results in greater traction in both harder and softer terrains

This reduces the notching effects to a minimum and almost completely eliminates the risk of destroying the screw recess

Set consists of 2 pieces for the right and left side

For the "Customized" option

GPR Exhaust - Furore Nero Double Slip-On for Ducati Monster 900 - 1993 to 2000 K-Type-Headlight Guards A manual variable focus ringGPR's Furore Nero silencer has a black aluminum body, with Avional Caps made through CNC machining. It has a ceramic finish that withstands high temperatures, with an elliptical shape that measures 90mm. Product Features SOUND: Upgraded sound from stock exhaust. PERFORMANCE: Upgraded performance from stock exhaust QUALITY: Italian made with high grade welding WEIGHT: Lighter than stock exhaust Technical Specifications Shape: Oval Body Color: Matte