Support for mounting reels on oleo-pneumatic spearguns with 40 mm reservoir. Key Features Enhance your pneumatic speargun with this durable Cressi reel adapter for smooth line management. Achieve superior spearfishing accuracy; this adapter ensures your reel is securely attached. Reliable Cressi adapter designed for pneumatic spearguns, offering dependable performance underwater. Enjoy comfortable spearfishing; the 1.6" adapter minimizes bulk, maximizing ease of use. Boost your spearfishing power; the adapter's robust build handles strong pulls effortlessly. High visibility speargun accessory; easily spot your reel setup with this essential adapter.