American-made, great quality. Springs are about 10% stiffer than stock.

Clutch 'spider' is GOLD anodized 6061T3 aluminum.  Springs and screws are 304 Stainless.  The best you can get.  This listing includes everything shown.

Fits the Ducati models noted, to my knowledge: 2007-2008 Superbike 1098, 2003-2007 1000 Supersport,  1995-2008 Sportclassic 1000,  1995-2008 Diverse MH900e, 1995-2008 Multistrada 1000, 1989-2002 Supersport 900, 2003-2006 Superbike 749, 1994-2002 Superbike 748, 1994-1998 Superbike 916, 1995-2008 Sporttouring ST2, 1995-2008 Monster 900/1000/S2R/S4R, 1999-2002 Superbike 996, 1995-2004 Sporttouring ST3/ST4, 2003 Superbike 998, 2003-2006 Superbike 999.

I will answer questions promptly, good luck and thanks for looking.