Features: 100% New. Throttle Trigger Arm Lock Spring Kit Material: Plastic &Metal Size: approx. 8.6x3.4cm(3.4x1.3inch)& 5.4x5.3cm(2.1x2.1inch)(LxW) Manufacture Part Number: 503854401, 503854501, 503998601 Compatible With: fit for Husqvarna 357 359 346XP 340 345 350 351 353 This Is Aftermarket Replacement Item But Not Genuine Package list: 1 x Throttle Lock (503854401) 1 x Throttle Trigger (503854501) 1 x Spring (503998601) Note:All dimensions are measured by hand, there may be small deviations. You have 7 days to contact us and 30 days to return it from the date received. If the item is in your possession more than 7 days, it will be considered used and WE WILL NOT ISSUEA REFUND OR REPLACEMENT to you. There are NO EXCEPTIONS!Shipping cost is bear by both seller and buyer in half. All returned items MUST BE in the original packaging and you MUST PROVIDE us with the shipping tracking number, specific reason for the return, and your order ID. We will refund YOUR FULL WINNING BID AMOUNT, upon receipt of the item in its original condition and packaging with all components and accessories included, AFTER BOTH Buyer and Seller cancel the transaction from . OR, you may choose to have a replacement. We will bear all the shipping cost if the product(s) is (are) not as advertised. 12 months Manufacturer's limited Warranty for defective items (excluding items damaged and/or misused after receipt). Accessories come with a 3-month warranty. Defective items MUST BE reported and returned within the warranty period (and in the original packaging, if possible). You must tell us what the defect is and give us your order number. WE DO NOT REPAIR OR REPLACE ITEMS WITH AN EXPIRED WARRANTY. You agree to all of the above-listed policies upon ordering on ! Our office hours are 9:00 a.m. to 6:00 p.m. (GMT+8) of Monday to Saturday. And our office is closed on Sunday and public holidays (Peking) if you have any questions,please feel free to contact us on message,we will try our best to reply your questions in 48 hours. during the holidays,for delay reply,we apologize deeply.