We are closed on Wednesday 8 February 2023 due to a national holiday. We will be with you again on Thursday 9 February 2023.

Get membership discounts! Register now
7156-13 ALWAYSE

7156-13 ALWAYSE

Features: High load capacity, greater shock loading protection.
Screw fixing collar for Ø38.1mm and Ø50.8mm ball units only, for
secure fixing in ball down applications.

€222.74 (€271.74 Incl. Tax)

Ships in: Out of stock (Send Inquiry)

Size Guide

Size Guide
Regular Fit
1/2 CHEST 52.50 54.50 56.50 59.50 62.50
BACKLENGTH 76.00 78.00 80.00 82.00 84.00
SLEEVELENGTH 65.00 66.00 67.00 68.50 70.00
Slim Fit
1/2 CHEST 50.00 52.00 54.00 58.00 62.00
BACKLENGTH 76.00 77.00 78.00 79.00 80.00
SLEEVELENGTH 66.00 67.00 68.00 69.00 70.00

Please note that these measurements are meant as a guide only. Actual garment length and width may vary according to style and brand.

  • Additional Information
  • Product Description
  • PDF / CAD
Additional Information
Weight [kg] 1.9800
Hide button AddToCart Yes
Ball Size [mm] 38,1
Material TYPE 13 - Carbon Steel Bearings, Zinc Plated Pressings
A - Max Diameter [mm] 60
B - Working Height of Ball [mm] 127
L - Overall Length [mm] 161,1
P - Thread Size M16
Maximum Dynamic Loading - Load Up [kg] 565
C - Ball Exposure above Outer Ring [mm] 13
G - P.C.D. or Centres of Fixing Holes [mm] 50,8 (+/-0,2)
H - Tapped Hole Size 3 x M5
O - Seating Hole Diameter [mm] 62
W - Collar Diameter 59,8
Y - Minimum Hole Depth 121,4
Z - Nut Clearance Diameter 32
Load for Maximum Deflection [kg] 830
Maximum Deflection [mm] 5,6
Customs tariff no. 84832000
Country of origin GB
Product Description
Features: High load capacity, greater shock loading protection. Screw fixing collar for Ø38.1mm and Ø50.8mm ball units only, for secure fixing in ball down applications.

Alwayse Engineering Limited was established in Birmingham, United Kingdom in 1939 when a small engineering company, Sheridan Tools, was purchased. Later its name was changed to “Alwayse” meaning that the units are multidirectional and move in all directions or ways -hence “Alwayse”. The distinctive spelling adds to the company’s individuality.  As the originators of the Ball Transfer Unit over 70 years ago, Alwayse have become an important part of the material handling industry. Alwayse Ball Units manufactured from high quality materials in Birmingham factory are used in all industries throughout the World and over 2,000,000 are sold every year.


Alwayse Engineering Limited are quality registered to ISO 9001. Alwayse have a policy of continually improving the product range with new innovative and creative ideas using the latest CNC machinery and production/inspection methods. Specially designed ball unit test machines, routinely used to test production units, together with many years of research and experience, ensures world-class performance.

alwayse engineering logo

PDF / CAD Files
View File
Alwayse Catalogue 14

Complete Alwayse Ball Transfer Units Catalogue PDF

View File

Catalogue PDF

Read customer experiences

  • Tuli - Jure Pleško

    Ball transfer units are an indispensable component for mechanical engineers as their use is popular where loads and moving machinery parts req...

    Read more
  • Tuli - Jure Pleško

    Preloading a ball screw nut is used to increase the accuracy and rigidity of a ball screw system. There are a number of ways to achieve preloa...

    Read more
  • Janez Križan – AMI d.o.o.

    In our case, a laser cutter is designed for use in graphics and design. The bases come from various online presentations "DIY laser cutter"...

    Read more