Check the listing for details. BlackHawk Power Pro Frame Machine Pull Tower V-Roller Bearing. Condition: New. Listed at 215.25 USD. V Roller is the inner tower bearing for the Blackhawk Power Pro frame machine inner bearing, and has a V-groove that keeps it on track. The VR100 roller bearing works with the following Black hawk frame Machines, Power Pro SL & SL HD, Power Pro SLT, Power Pro BT Frame machines, this is the same bearing that the is used by the manufacture and is plug and play, Bearing only (Does not include the 7/8 -14 Nut or washer). Tower V-Roller bearing Works with Blackhawk Power Pro SL frame machine Works with Blackhawk Power Pro SLT frame machine Works with Blackhawk Power Pro HD frame machine Works With power Pro 2000 SL Works With power Pro 3000 SL Works With power Pro 3000 SL HD Bearing is plug and play bearing is same as used by manufacture Price is for 1 V-roller bearing Each tower has 2 v-roller bearing Photo is what you will receive Does not include Nut or washer (nut 7/8-14) If you have questions please contact us prior to ordering This is a Non-OEM, Aftermarket, Replacement Part That Replaces original Please contact us if you have any Questions