fiberglass and metal

They help hold it more securely in place

Maximum Comfort - Seamless underarm panel and external stitching for a great fit

Blue bag with twist lock tube valve

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Harken XTS and XCS Aluminium Handle (Black) Harken CARBO T2SOFT-ATTACH BLOCKS fiberglass and metalReplacement black aluminium handle for XTS and XCS clutches COMPATIBILITY XCS XCS0610 1B XCS Clutch,6 10mm Line, Black Single XCS0610 1S XCS Clutch,6 10mm Line,Silver Single XCS0610 1W XCS Clutch,6 10mm Line,White Single XCS0610 2B XCS Clutch,6 10mm Line, Black Double XCS0610 2S XCS Clutch,6 10mm Line,Silver Double XCS0610 2W XCS Clutch,6 10mm Line,White Double XCS0610 3B XCS Clutch,6 10mm Line, Black Triple XCS0610 3S XCS Clutch,6 10mm Line,Silver