All Silca pumps employ steam pressure-formed leather cup washers to achieve high pressures and smooth action Ã¯Â¿Â½ rather than inexpensive, sticky o-rings. The washers are hand-made in Milan, Italy Ã¯Â¿Â½ cut from excess leather used in handbags and car interiors. The 731 is a 28 mm diameter washer, used on pumps produced from 1917-2008.
Fits 28 mm internal diameter Pista and Super Pista pumps (pre 2008).
B-Stock - This product has one or more B-Stock units available. These units can be purchased at a discount (see option select). B-Stock units were returned from other customers and may have missing or damaged packaging materials. These units are otherwise as new. The full manufacturer warranty applies. Click Here for more information.
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What you need for a road ride.