The new lightweight pre-charged pneumatic to replace the successful S300 range. The S400 incorporates all of the best features from the S300 but in a new package with improvements that will keep this rifle at the top of its class. The 'Extra' has an extra capacity cylinder, special internals and a longer barrel for a minimum power output of 30ft/lb in. 22cal. The quick firing, fast and easy loading bolt action has been retained along with the super efficient valve system perfected by Air Arms that allows a greater number of shots per charge. Accuracy is maintained by the use of 12 groove Walther barrels. Multi adjustable two stage trigger. Quick release charging connector. The S400 uses many features from the multi shot. It uses the same barrel, trigger and highly efficient power plant. Manufactured with a wealth of experience and computerized equipment, these rifles equal any air rifles in the world. Left hand versions are available in both standard stock beech, walnut.