Fill Valve Upgrade For Air Arms Old Style Valves Low drag reduces the effort

Low drag reduces the effort needed to move through the water

This ensures comfort and safety as the padding helps the system mould to your body and prevents the BCD sliding around on your back during the dive

Among other features

continuing to set the surface interval each time

Lifting and moving an injured person

Fill Valve Upgrade For Air Arms Old Style Valves Low drag reduces the effortAir Arms Fill Valve Upgrade for Old style Large Snap Coupler Valves. Suits Air Arms S300 310, S400 410, Air Arms Pro Target, EV2 FT Mk1 and MPR. NOT suitable for the S200. Fill nipple the same style as used on current Daystate guns, and compatible with Foster 12FS, 12FSS and 12MS Straight Thru Quick Snap Couplers. Includes all the parts required to upgrade your Air Arms S300 310, S400 410, Air Arms Pro Target and MPR with the old large snap coupler to