Smart Parts SP1/Vibe Gog Envy Oring Seal Kit by Smart Parts. Save 33 Off!. $9.95. Description The GOG Paintball eNVy / G-1 O-Ring Seal Kit supplies you with all the replacement Factory O-Ring seals you need to maintain your GoG eNVy or Smart Parts G1 Paintball Gun! This kit will also fit the Smart Parts Vibe or SP1 paintball guns.