Sea & Sea O-Ring Set for YS-300TTL (Nikons) & YS-350TTL Pro Strobes (Mfg #17110)
SKU: SSORYS300N
Underwater photographic equipment cannot be watertight unless the O-rings that seal it are flawless. Always carry spare O-rings in your camera case. Replacement O-rings for all Sea & Sea equipment are available in protective blister packs.