A Cafelat Tamper base only, these fit the following Cafelat Espresso series tamper handles:
Rubber: http://www.cafelatstore.com/products/espresso-rubber-wood-tamper 
Walnut: http://www.cafelatstore.com/products/espresso-walnut-wood-tamper
Aluminium: http://www.cafelatstore.com/products/espresso-aluminium-tamper-1
Zebra: http://www.cafelatstore.com/products/espresso-zebra-wood-tamper
Premium: http://www.cafelatstore.com/products/espresso-premium-tamper

All expertly finished in-house with a silky smooth brushed finish.

The bases come in 49mm Flat, 50mm Flat, 51mm Flat, 53mm Flat, 54mm Flat, 58mm Flat, 58mm Convex and VST 58.5mm Flat.