2013-2017 Giant Propel Advanced SL ISP Seat Clamp (ISP topper only, does not include spacers)
Specific Proprietary for the 2013-2017 Propel Advanced SL ISP (integrated seat post mast) frames and bikes
Inside measures just a bit over 50mm x 20mm at the widest and longest part of the opening (not quite 51x21)
New, never installed on a bike or never had a saddle installed on the hardware
-5/+24mm offset
Saddle clamp works with 7mm round rails or 9mm oval carbon railed saddles
Does not come with spacers, clamp only, as shown
(check out my listing for the same item with spacers....eBay item number:196088973951)
(do you only need the top parts? check out my listing # 196089007547)
No Returns, please know exactly what you are buying
Shipped within 1 business day