AIP Fiber Optic (Red 2mm , Green 1.5mm)

– AIP Fiber Optic Set (Red 2mm, Green 1.5mm)
– Optical Fiber Replacement
– Design for Use With front sights / rear sights
– Come With Four Fiber Optic (2x Green/ 2x Red)
– Diameter: 1.5mm (Green)/ 2mm (Red)
– As always, upgrading GBB require necessary skill & technique, consult expertise if needed