Park Tool - 690-XL 57mm Oversized Facer Stock Item:Default Title and the rear siping on

and the rear siping on the shoulder knobs is angled for fast cornering on hard

Pneumatic tyres for optimal shock absorption on different roads such as cobblestones

comparable to Race Face's World Cup proven Atlas

flip it sideways and you can remove your valve core for easy in action and sealant top ups

Fits road tyres and MTB tyres up to 7

Park Tool - 690-XL 57mm Oversized Facer Stock Item:Default Title and the rear siping onPARK TOOL 690 XL 57MM OVERSIZED FACER The #690 XL is a larger version of the 690 facer for the HTR 1 Head Tube Reamer and Facer. It has a nominal outside diameter of 57mm. It may be used in conjunction with the 788 reamer. It is also used with the 767 Pilot or the 768 Pilot to face only the large diameter headtubes of the "low profile" ZS type headsets. NOTE: For sharpening services of cutting tools see Park Tool Sharpening Services. Always use