Stainless Steel Upgrade for Extreme FOC Improved impact protection sleeve strengthens arrow tip from fracturing Increases impact resilience and durability Patent-pending taper lock machining improves strength and concentricity Accepts standard 5/16" broadheads with 8-32 thread Weight: 75 grains Sold in a 12 Pack Fitment: Satin Brown: ACISHOKVSS fits VAP 400, 450, & 500 spine Satin Green: ACISHOKVMS fits VAP 350 spine | VAP TKO & VAP SS 400 spine Satin Gray: ACISHOKVLS fits VAP 300 spine | VAP TKO & VAP SS 350 spine Satin Black: ACISHOKVXLS fits VAP 250 spine | VAP TKO & VAP SS 300 spine Satin Tan: ACISHOKVXXLS fits VAP SS 250 spine