*15% off offer available on-line only. Excludes E-gift cards, PenPal Lathes, Turncrafter Lathes, pressure pots, Alumilite resins, and Dust Collectors. Not valid for mail or phone orders and cannot be applied to previous or pending orders. 15% off your online merchandise order will automatically apply to your order at checkout. Offer valid through 11:59 p.m (Eastern), Sunday, November 8, 2026. Offer cannot be combined with any other discount, offer, promotion or coupon code; If your order qualifies for this 15% off online discount, then we will not display a coupon code box at checkout. Discount applies to orders before shipping & sales tax. Maximum redeemable discount is $75. Penn State Industries reserves the right to cancel any order due to unauthorized, altered or ineligible use of discount.

Pen Springs and Mechanisms

4 Items

Pen Springs for Various Ballpoint Pen Kits 25mm Length - 5 Pack Item # PKBIG09 Our Price: $3.95

6 reviews

New!

4 Assorted Roller Ball Spring Assortment Item # PKRBSPRA Our Price: $3.95

Not yet rated

Pen Springs for Bolt Action Pen Kits 35mm Length - 5 Pack Item # PKCP835T Our Price: $3.95

2 reviews

Out of Stock

7mm Twist Mechanism for Cross Style Refill Pen Kits, 2 Pack Item # PK705A Our Price: $2.95

1 reviews