Front matter 3 Model Selection With Bumper Without Bumper Step 2 Take the impact at the stroke end into consideration. NCM Graph (4) Allowable Kinetic Energy without Bumper 0.01 0.10 1.00 10.00 100.00 1000.00 1 10 100 Max. speed (in/s) Load (lb) NCM075 NCM088 NCM106 NCM125 NCM150 NCM200 NCM056 NCM044 Graph (3) Allowable Kinetic Energy with Bumper 0.01 0.10 1.00 10.00 100.00 1000.00 1 10 100 Max. speed (in/s) Load (lb) NCM075 NCM088 NCM106 NCM125 NCM150 NCM200 NCM056 NCM044