A quick google puts this saddle at 175g and 131mm x 275mm.
Selle Italia SLR Superflow S3 Team Edition PROF 6.0 Carbon Rail Road Saddle
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Selle Italia SLR Boost TM Superflow Saddle S3 Black 130
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Saddle Selle Italia SLR Team edition in white, with carbon rails
Selle Italia SLR Boost Ti316 Superflow Tour de France Saddle
