59 g / 2 oz
Here's what other sites are saying:
The Gravity & Gravity Multi-Fuel Maintenance Kit from Primus, works great to fix your stove on the go!
Use the Primus Gravity Maintenance Kit to keep your Gravity VF or MF stove working like new. This kit contains a spare washer, O-ring, lubricant, and other parts, so you can fix or overhaul your Primus Gravity VF/MF Stove.
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