Best Closed End Locknuts

RATTMMOTOR SM1204 SFU1204-500mm /19.69in Length Ballscrew with Ball Nut Standard End Machining Diameter 12mm(0.47in) Pitch 4mm(0.16in) + BK/BF12 End Support + DSG16H Nut Housing for CNC Router Machine

【Package Include】- End Machined ballscrew SFU1204-500mm length with nut + BK10/BF10 end support with locknuts and circlips + 1204 Ball nut housing..
【Basic Description】- SFU1204 series end machined ball screw adopts rolling thread manufacturing process, C7 grade conversion and rolling screw, the accuracy can reach 0.05mm. Fine workmanship, overall quenching treatment, high hardness, abrasion resistance, which is durable..
【End support & Nut Housing】Ball screw vertical end supports BK10 and BF10, built-in deep groove ball bearings and matching lock nuts and snap rings, high precision, corrosion resistance, and 1605 nut housing matching ball screw, simple assembly and convenient installation..
【Main Features】- The ball screw is equipped with a deflector single flange ballscrew nuta nd built-in balls, which can easily convert rotary motion into linear motion, with low friction, low noise, and smooth operation. In addition, it is equipped with a dustproof ring, which can prevent dust from entering the nut, which is beneficial to the normal operation of the screw rod..
【Application Areas】- SFU1204 series ball screws are suitable for various scenarios such as lathes, CNC machine tools, machining, mechanical equipment, automation devices, et....

REPAIR MOST ZIPPERS EASILY: apparel, backpacks, tents, boats, marine, sleeping bags, purses, jacket, pants, bag, luggage, wetsuits, and more. Works on open-end, closed-end, invisible, and watertight zippers..
NO TOOLS OR SEWING REQUIRED: Fix zip isn’t your average zipper repair kit. It’s a replacement zipper slider that you can install without tools or sewing. Anyone can do it! You'll have your zipper handle in best condition in no time!.
DURABLE, QUALITY BUILD: Stop replacing your zippers over and over! These top-quality black nickel replacement zippers are made strong, so they won't need to be replaced again. When someone pulls on the....

Good Compatibility - Compatible with Shimano, Sun Race, Saches and other similar 12 spline freewheels. Not compatible with cassette lock rings.
High Quality - Heat treated alloy tool steel construction for a lifetime of use.
Easy To Use - Use any ½” drive ratchet or 21mm spanner wrench to rotate the tool (open end wrench, crescent wrench etc).
VANICE Professional and pratical bike bicycle freewheel remover tool. Thin wall construction allows use without removal of cones and locknuts.
CASSETTE OR FREEWHEEL? To determine the type of rear sprocket system you have, find the tool fitting on the sprocket set. Spin the sprockets backwards. If the fitting spins with the cogs, it is a cassette system. If the tool fitting does not spin with the cogs, it is a freewheel system.

34 millimeter length and 20 millimeter outer diameter closed end spline drive design.
Closed ended Muteki lug nuts weigh a mere 36 grams each.
34mm length 20mm outer diameter closed end spline drive design.

WRENCH WIDTH: about 8cm 3.15 inch. Lever length: about 21 cm 8.3inch This Modern metal lever wrench will help your toiletcan add a new stylish touch....
DURABLE MATERIAL: Metal Plating Wrench + Copper Lever This is highly durable handle arm construction. It features a copper finish handle with Metal....
EASY INSTALLATION: Side Mount Toilet Lever Handle, suitable for TOTO Kohler Toilet Tankhe sturdy handle is durable construction and easy to install.....
FUNCTIONAL HARDWARE: This Side Mount Toilet Lever Handle is suitable for Square mounting holes,flush lever locknuts have a reversed screw thread,....
FUNCTIONAL FOR HOMEUSE: This Side Mount Toilet Lever Handle is suitable for Square mounting holes,flush lever locknuts have a reversed screw thread,....

▶【Package List】: The package contains 60 pcs closed-end rivets. Grip diameter is 3/16 inch, grip length size is 1/2 inch, grip range is 6.5mm - 8.5mm. Please confirm the size before purchasing..
▶【Outstanding Material】: The metal rivets are made of high quality aluminum grip and aluminum mandrel, which is durable, light weight, anti-rust and anti-corrosion. It can be used in a variety of environments, such as humid, deep water..
▶【Features】: The rivet kit is a good tool to connect two part where you can not access to both sides. Closed end creates a watertight seal when properly installed. Closed End Rivets differ from a standard blind pop rivet due to their closed end which creates a watertight seal..
▶【A wide range of applications】: The aluminum rivets are very practical and wide application. It can be use to fix leather goods, automobiles, containers, industrial aviation, piping systems, canoes, ships, kayaks, pole holders and so on..
▶【100% Happy Customers】: Jiozermi feel confident that you'll love our product, that we'll give your money back if you're not thrilled with your purchase within 30 days. Simply contact us to make it right..

Includes: 20 Chrome M12x1.50 Closed-End Bulge Acorn Lug Nuts.
Specifications: M12x1.50 Thread Pitch, 1.40” Overall Height, 0.9” Diameter, 60-degree Conical Seat, Closed-End Bulge Acorn Design. For 5 Lug Wheels..
Features: Manufactured from ML08Al Special Alloy Steel, Cold-forged and tested to industry standards. Closed-end 2-pc design shields threads from outer elements. Triple-layered chrome plating finish provides rust and corrosion protection. Utilizes traditional hex-body bulge-acorn design for fast and easy installation..
Attention: For Aftermarket Wheels Only! Not recommended for use on OEM wheels. Do NOT use an impact drill/gun for installation..
1 year manufacturer warranty. Always check your vehicle fitment before purchasing! Contact us for replacements or fitment issues..

Nut + BK15/BF15 End supports with locknuts and circlips +Flexible coupler/ Coupling (The coupler bore for the motor shaft is 8mm in default), Precision C7 Grade.
Long service life time due to low friction, low operation noise.
No stick-slip effect, heats up less, reduce driving power required.
Small starting torque, able to apply high speed and micro-feeding.
High static and dynamic stiffness, high and more accurate positioning.
As a professional seller, we can provide complete information of the products, the drawing is showed in the image 3.（If you need CAD and 3D modeling files, you could give us Amazon Message）.
As a factory seller, we have full ranges of ballscrew products ( some are showed in image 6 ), and provide customized service. The end supports are BK BF in default, if you want EK EF or FK FF (as shown in image 4), please tell us.