Check the listing for details. Accelerator Control Set with Linkage & Arm for Zenoah RCMK Engine RC Boat #866. Color: Silver, Condition: New. Listed at 18.99 USD. Description: This high precision linkage-type accelerator control set with linkage & arm is designed for Zenoah 26cc -29cc or RCMK 26cc-30cc side exhaust marine engine for rc boat. Please note that the last four pics are for show only. The engine and other parts are not included in the set. CNC aluminumaccelerator control set: 1pcs (all the items in the first pics are included in the set) Q: What is the conversion between inch and mm?A: 1 inch = 25.4mm 1 mm = 0.04 inch 1cm=10mm Payment Policy :We only accept payments via PayPal. Shipping Time & Method:Item will be shipped within 3 days after payment is confirmed. Goods will be sent via airmail .Delivery takes about 18-25 day (without holidays). All products have been checked and packaged in good condition before dispatch.Please make sure your address in PayPal is matched with your shipping address before pay. If you would like to change the address, please contact us IMMEDIATELY after your payment.Return policy :After receiving item. 30 days can return Items must be the original packaging. No use. No damage. Buyers bear the freight cost.