Check the listing for details. ARMORY CRAFT - Trigger Return Spring for Sig Sauer P320 X5 AXG M17 M18 X-Compact. Color: Black, Condition: New. Listed at 9.87 USD. This listing is for a quantity of ONE. If you have any questions or concerns regarding your order, please contact our Customer Service Department 9AM - 4PM EST, Monday through Friday. Sig Sauer P320/250 "Positive Reset" Trigger Return Spring Please check our OTHER AUCTIONS for other popular P320 and P365 products such as, Dual Adjustable Triggers, Sport Takedown levers and base pads. For ALL P250/320 Series Pistols (incl. M17/18, AXG, X5, Legion X5 etc.) 10% increased strength vs. the stock trigger return spring Helps aid in positive trigger reset Some P320 pistols have somewhat of 'mush reset'. This spring helps mitigating that feel. Perceived take-up resistance increased by less than 0.5 lb, however the trigger break resistance remains the same Considerably improved tactile and audible reset Made in the USA PLEASE NOTE: SHIPPING TO YOU IS FREE so we are shipping this item USPS First Class Letter. This tier of USPS service does not provide a tracking number. You will be notified via eBay system when the item is shipped. Please leave us feedback so that we know you've received your item. Thank you. USA SHIPPING ONLY SHIPPING ALERT - Please note that since our in-house orders get priority - on all eBay orders we reserve THREE (3) BUSINESS DAYS PROCESSING TIME – (not including the day of the purchase and does not include weekends. Thank you).If you have any questions or concerns regarding your order, please contact our Customer Service Department 9AM - 4PM EST, Monday through Friday.