Echo1 Spectre RPD Buffer Tube Built by request. Proven by performance. Originally developed for a custom build in collaboration with WYSHTECH, the Bull Craft Echo1 Spectre RPD Buffer Tube delivers a lightweight, rock-solid solution for expanding stock options on the Spectre RPD platform. Designed and printed in-house using SLS technology and battle-grade Nylon PA12, this buffer tube offers exceptional strength, precise fitment, and minimal weight. The result is a clean, reliable upgrade that integrates seamlessly while giving builders greater flexibility in stock selection. Strong where it matters. Light where it counts. Purpose-built for the Spectre RPD. Features ✅ Made in the USA✅ Ultra-Lightweight Nylon PA12 Construction✅ SLS-Printed for Strength & Precision Fitment✅ Supports Expanded Stock Options✅ Designed for Echo1 Spectre RPD Platforms✅ Superb Support via email, phone, Facebook, Instagram, and in-store✅ Quick Turnaround & Reliable Shipping✅ Actual Availability — No ghost listings Compatibility Echo1 Spectre RPD