1/2-28 to 13/16-16 Oil Thread Adapter Black Steel- w/ Engraving- LIFETIME WARRANTY Product Features Product Specifications Shipping Weight: 2.4 ounces Why you Should Buy from Us? Trusted Seller, Great Feedback Quick Shipping and Tracking HUGE Discounts Excellent Returns Policy The BEST Customer Service Shipping & Returns We Ship Worldwide! 14 Day Money Back Return Policy Items Ship within 24-72 Hours Shipping process begins as soon as you order. We cannot cancel orders. Our goal is FAST delivery! Product Description Made out of durable black oxide steel, External Threads: 1/2-28 to 13/16-16, Material: Black Oxide Steel-w/ Engraving- Lifetime Warranty! Thank You For Your Business!