RevGrips Replacement Lock-On Clamp - Blue - Pro Series - Single YGroup_7035320467501 They are sold as a

They are sold as a pair and you simply pull the existing caps from your hub and push these ones on

Both can be used on either side of the bar

below you can find the measurement of the biggest dimension of the oval (tip to tip of tooth):

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RevGrips Replacement Lock-On Clamp - Blue - Pro Series - Single YGroup_7035320467501 They are sold as aThis is a single (one, lonely, all by itself) replacement Lock On Clamp including Screw. Who's this item for: Riders running the Rev grips suspension grips looking for a spare or replacement lock on clamp to keep their grips securely on the bars FYI: The image shows a set of grips with a set of 4 clamps for reference. You're purchasing ONE, Single, replacement clamp. You need to purchase 4 individual clamps for a complete set of grips.