Made from durable poly fabrics

Material: Durable polyethene and nylon construction

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handy tool designed to remove and install Schrader and Presta valve cores and to remove and install Presta valve extenders with 5mm wrench flats

Enduro 6704 20 x 27 x 4mm Bearing - Standard ABEC 3 Bearing Envelope Shipping Made from durable poly fabricsEnduro Standard Abec 3 are great replacement bearings for hubs, pedals, and bottom brackets. Grade 10 Chromium Steel Balls. In spec to 10 1. 000. 000 52100 High Carbon Chromium Alloy Races. What's the difference between ABEC 3 and ABEC 5? ABEC is an acronym for a committee that sets standards for bearings. Higher numbers mean higher tolerances (and price). For example, ABEC 3 balls are in tolerance to 10 1. 000. 000" vs. 5 1. 000. 000" found in the