ALPINESTARS GP Plus R v4 Leather Jacket - Black/Fluo Red/White - US 46 / EU 56 3100524-1321-56 Lc8 Smt 990 2008/2014 18 mm O2 ports with

18 mm O2 ports with 12 mm adapters and plugs included

2" baffles

added protection for heel and Achilles tendon and helps prevent hyperflexion

Muffler Material: Titanium

ALPINESTARS GP Plus R v4 Leather Jacket - Black/Fluo Red/White - US 46 / EU 56 3100524-1321-56 Lc8 Smt 990 2008/2014 18 mm O2 ports withRace derived sport leather jacket with a revised silhouette has a modernized look and refined detailing. Three main differences in the GP Plus R v4 are: A CS Plus stretch material, GP R Lite extended elbow armor, and new modernized graphic A CS Plus stretch material is Alpinestars composite stretch found in the large side panels of the jacket A CS Plus MotoGP derived material technology provides increased stretch, high abrasion resistance, higher tear