EC means External Cup (traditional cup) IS means Integrated (no cup, chamfers molded into headtube) ZS means Zero Stack (cup is inside headtube) Taper means 1.5" to 1-1/8 This is a complete headset Black anodized
UPC code : 840226095059 Manufacturer # : BAA0074K
SPECIFICATIONS
COLOR : Black COMPLETE/TOP/BOTTOM : Complete DIAMETER : 1-1/8'' GRAMS : 77 MATERIAL : AL-6061-T6 MFG. PART NO. : BAA0074K S.H.I.S. : IS41/28.6/H15:IS41/30/H1 STEERER DIAMETER : 1-1/8'' SUB CATEGORY : Complete Headsets